https://www.sciencedaily.com/news/health_medicine/dietary_supplements/ Dietary supplements and minerals. Which are important for your health? Read the latest medical research on vitamins, omega 3 fatty acids, minerals and other dietary supplements. en-us Fri, 12 Jun 2026 09:53:24 EDT Fri, 12 Jun 2026 09:53:24 EDT 60 https://www.sciencedaily.com/images/scidaily-logo-rss.png https://www.sciencedaily.com/news/health_medicine/dietary_supplements/ For more science news, visit ScienceDaily. https://www.sciencedaily.com/releases/2026/06/260610003044.htm A major study suggests glucosamine, a popular supplement for joint pain, could be linked to faster progression from mild cognitive impairment to Alzheimer’s disease. Researchers found a 25% higher likelihood of developing dementia among glucosamine users and uncovered biological clues that may explain why. Wed, 10 Jun 2026 01:17:56 EDT https://www.sciencedaily.com/releases/2026/06/260610003044.htm https://www.sciencedaily.com/releases/2026/06/260608040002.htm A surprising gut-heart connection may help explain why sleep apnea increases the risk of cardiovascular disease. In mice, disabling a bile acid receptor called FXR sharply reduced plaque buildup, opening the door to potential new treatments based on gut microbes and their chemical signals. Tue, 09 Jun 2026 08:30:04 EDT https://www.sciencedaily.com/releases/2026/06/260608040002.htm https://www.sciencedaily.com/releases/2026/06/260606075852.htm A major long-term study of more than 54,000 adults found that where nitrate comes from may matter far more than how much you consume. People who got more nitrate from vegetables—roughly the amount in a cup of baby spinach a day—had a lower risk of developing dementia, while higher nitrate and nitrite intake from red meat, processed meat, and even drinking water was linked to a greater risk. Mon, 08 Jun 2026 01:07:34 EDT https://www.sciencedaily.com/releases/2026/06/260606075852.htm https://www.sciencedaily.com/releases/2026/06/260606015144.htm A traditional Chinese medicinal root used for over a thousand years is attracting new scientific attention for its potential to combat hair loss. Studies suggest Polygonum multiflorum can block harmful hormones, activate hair-growth signals, protect follicles, and boost blood flow to the scalp. Researchers say the herb’s effects align remarkably well with both ancient descriptions and modern hair biology. Sun, 07 Jun 2026 04:19:08 EDT https://www.sciencedaily.com/releases/2026/06/260606015144.htm https://www.sciencedaily.com/releases/2026/06/260605023408.htm Supplements are often marketed as shortcuts to better health, but for many older adults, the real issue is whether they have a specific deficiency. Vitamins like B12 and D can play an important role when levels are low, while protein may be one of the most overlooked nutrients for maintaining strength and independence. More isn’t always better, though—some supplements can cause harm or interact with medications. Sat, 06 Jun 2026 08:40:28 EDT https://www.sciencedaily.com/releases/2026/06/260605023408.htm https://www.sciencedaily.com/releases/2026/06/260604044304.htm A large study of older adults in Brazil found that adding extra salt at the table is still a common habit, especially among men. While too much salt is linked to serious health problems and faster cognitive decline, researchers discovered that women’s salt-shaking habits were tied more closely to lifestyle and diet. Thu, 04 Jun 2026 10:05:04 EDT https://www.sciencedaily.com/releases/2026/06/260604044304.htm https://www.sciencedaily.com/releases/2026/06/260603015218.htm French fries may be the real potato problem. A large study tracking more than 205,000 people for nearly 40 years found that eating three servings of fries per week was linked to a 20% higher risk of developing type 2 diabetes, while baked, boiled, or mashed potatoes showed no significant increase in risk. The research also found that swapping potatoes for whole grains lowered diabetes risk, while replacing them with white rice had the opposite effect. Wed, 03 Jun 2026 02:14:01 EDT https://www.sciencedaily.com/releases/2026/06/260603015218.htm https://www.sciencedaily.com/releases/2026/06/260601025349.htm A surprising new study suggests that when it comes to pancreatic cancer, the kind of fat you eat may matter more than how much. Researchers found that oleic acid—the main fat in olive oil and several other common foods—sped up tumor growth in mice predisposed to pancreatic cancer, while omega-3-rich fats from fish oil dramatically slowed disease development. Tue, 02 Jun 2026 01:55:31 EDT https://www.sciencedaily.com/releases/2026/06/260601025349.htm https://www.sciencedaily.com/releases/2026/05/260530053429.htm A Salk Institute study found that a simple dietary amino acid, methionine, dramatically improved survival in mice facing severe infections and inflammatory conditions. Rather than directly targeting the immune system, methionine boosted kidney filtration, helping the body flush out excess inflammatory molecules that can cause tissue damage, brain dysfunction, wasting, and death. Mon, 01 Jun 2026 09:44:52 EDT https://www.sciencedaily.com/releases/2026/05/260530053429.htm https://www.sciencedaily.com/releases/2026/05/260530004626.htm A new study suggests fish oil may help reduce insulin resistance even in people who aren't obese. In diabetic rats, omega-3 supplementation improved blood sugar levels, cholesterol, and inflammation by shifting immune cells into a more anti-inflammatory mode. Sun, 31 May 2026 01:15:13 EDT https://www.sciencedaily.com/releases/2026/05/260530004626.htm https://www.sciencedaily.com/releases/2026/05/260530004618.htm A new study suggests melatonin supplements may help night shift workers boost their body's DNA repair processes, potentially offsetting some of the damage linked to working overnight. The findings are early but raise the possibility of a simple strategy to help reduce long-term health risks associated with night shift work. Sat, 30 May 2026 05:11:34 EDT https://www.sciencedaily.com/releases/2026/05/260530004618.htm https://www.sciencedaily.com/releases/2026/05/260528082501.htm Feeling constantly drained might not just be about poor sleep or working too hard. Researchers in Japan found that low levels of key vitamins — especially vitamin B12 and folate — may quietly contribute to fatigue and lack of motivation, even in otherwise healthy people. Thu, 28 May 2026 23:23:48 EDT https://www.sciencedaily.com/releases/2026/05/260528082501.htm https://www.sciencedaily.com/releases/2026/05/260527023202.htm When the body runs low on protein, the gut sends powerful signals to the brain that reshape cravings and push animals to seek essential amino acids instead of sugar. Researchers say this newly discovered gut-brain network could transform our understanding of appetite, nutrition, and obesity. Thu, 28 May 2026 00:35:19 EDT https://www.sciencedaily.com/releases/2026/05/260527023202.htm https://www.sciencedaily.com/releases/2026/05/260527023200.htm Researchers found that drinking guava juice may significantly improve anemia by helping the body absorb iron more efficiently. In a review of 17 studies, women and teenage girls who consumed guava juice — especially with iron supplements — experienced noticeable increases in hemoglobin levels. Since guava contains far more vitamin C than oranges, scientists believe it could become a simple, affordable nutrition tool in regions where anemia is widespread. Wed, 27 May 2026 03:09:36 EDT https://www.sciencedaily.com/releases/2026/05/260527023200.htm https://www.sciencedaily.com/releases/2026/05/260526233433.htm Scientists in Japan have created powerful new vitamin K-based compounds that may help the brain regenerate lost neurons — a breakthrough that could one day change how diseases like Alzheimer’s and Parkinson’s are treated. By combining vitamin K with components related to vitamin A, the researchers developed compounds that were about three times more effective at turning neural stem cells into neurons than natural vitamin K alone. Wed, 27 May 2026 00:02:46 EDT https://www.sciencedaily.com/releases/2026/05/260526233433.htm https://www.sciencedaily.com/releases/2026/05/260526022009.htm Vitamin B12 has long been seen as a health hero, helping the body make red blood cells, repair DNA, and keep nerves functioning properly. But scientists are discovering that the story may be more complicated than simply “more is better.” While too little B12 can damage DNA and raise cancer risk, some studies suggest that extremely high levels — especially from long-term high-dose supplements — may also be linked to certain cancers or poorer outcomes in cancer patients. Wed, 27 May 2026 00:52:06 EDT https://www.sciencedaily.com/releases/2026/05/260526022009.htm https://www.sciencedaily.com/releases/2026/05/260524021154.htm Drinking nitrate-rich beetroot juice may do more than support heart health — it could actually reshape the bacteria living in the mouth in ways that help lower blood pressure in older adults. In the largest study of its kind, researchers found that older people who drank concentrated beetroot juice twice daily for two weeks experienced noticeable blood pressure reductions, while younger adults did not. Mon, 25 May 2026 01:01:09 EDT https://www.sciencedaily.com/releases/2026/05/260524021154.htm https://www.sciencedaily.com/releases/2026/05/260524020950.htm Researchers found that adding bananas to berry smoothies can dramatically reduce the body’s ability to absorb healthy flavanols. The surprising discovery shows that even simple food combinations can change how much nutrition your body actually gets. Sun, 24 May 2026 08:48:32 EDT https://www.sciencedaily.com/releases/2026/05/260524020950.htm https://www.sciencedaily.com/releases/2026/05/260524012959.htm A newly identified brain protein may play a major role in how the body ages. Researchers discovered that declining levels of Menin in the hypothalamus triggered inflammation, memory problems, bone loss, and other aging-related changes in mice. Restoring Menin reversed several of these effects, while a simple amino acid supplement called D-serine boosted cognition. The discovery opens a surprising new path for fighting age-related decline. Sun, 24 May 2026 01:40:19 EDT https://www.sciencedaily.com/releases/2026/05/260524012959.htm https://www.sciencedaily.com/releases/2026/05/260523103906.htm Eating more beans, lentils, chickpeas, tofu, and other soy foods could be a surprisingly powerful way to fight high blood pressure. A major analysis of studies from around the world found that people with the highest intake of legumes were 16% less likely to develop hypertension, while those eating the most soy foods had a 19% lower risk. Tue, 26 May 2026 00:09:23 EDT https://www.sciencedaily.com/releases/2026/05/260523103906.htm https://www.sciencedaily.com/releases/2026/05/260523021820.htm A surprising study suggests vitamin D2 supplements may reduce the body’s levels of vitamin D3 — the more effective form of vitamin D. Researchers found D3 not only boosts vitamin D status more efficiently, but may also play a unique role in helping the immune system fight off viruses and bacteria. The discovery is prompting scientists to rethink whether D3 should become the preferred choice for supplementation. Sat, 23 May 2026 10:38:26 EDT https://www.sciencedaily.com/releases/2026/05/260523021820.htm https://www.sciencedaily.com/releases/2026/05/260522031001.htm Getting enough vitamin B12 to meet current health guidelines may not actually be enough to protect the aging brain. Researchers at UC San Francisco found that older adults with “normal” but lower levels of active B12 showed signs of slower thinking, delayed visual processing, and more damage to the brain’s white matter — the communication highways that help different brain regions work together. Fri, 22 May 2026 08:33:40 EDT https://www.sciencedaily.com/releases/2026/05/260522031001.htm https://www.sciencedaily.com/releases/2026/05/260520233223.htm MIT scientists have identified cysteine — an amino acid found in foods like meat, dairy, beans, and nuts — as a potent trigger for intestinal repair. In mice, a cysteine-rich diet activated immune cells that released healing signals, helping stem cells rebuild damaged intestinal tissue after radiation exposure. Researchers say the discovery could eventually lead to new dietary therapies for cancer patients suffering from treatment-related gut damage. Thu, 21 May 2026 00:40:33 EDT https://www.sciencedaily.com/releases/2026/05/260520233223.htm https://www.sciencedaily.com/releases/2026/05/260519224334.htm A newly identified enzyme called IDOL could become a major new target in the fight against Alzheimer’s disease. Researchers found that removing it from neurons sharply reduced amyloid plaques and improved key brain processes linked to resilience and communication between cells. The discovery may lead to future treatments that go beyond slowing Alzheimer’s — potentially helping protect the brain from further decline. Wed, 20 May 2026 08:54:32 EDT https://www.sciencedaily.com/releases/2026/05/260519224334.htm https://www.sciencedaily.com/releases/2026/05/260519224308.htm Low vitamin D levels could be quietly making breast cancer surgery recovery far more painful. In a new study, patients deficient in vitamin D were three times more likely to experience moderate to severe pain after mastectomy surgery and ended up using significantly more opioid medication to cope. Researchers say vitamin D may help regulate how the body processes pain through its effects on inflammation and the immune system. Tue, 19 May 2026 23:30:39 EDT https://www.sciencedaily.com/releases/2026/05/260519224308.htm https://www.sciencedaily.com/releases/2026/05/260517030515.htm Studies suggest watermelon could be a hidden powerhouse for better health. Researchers found that people who eat watermelon tend to have higher-quality diets packed with more vitamins, fiber, and antioxidants — while consuming less added sugar and saturated fat. Another study showed watermelon juice may help protect blood vessel function and support heart health. Sun, 17 May 2026 08:56:21 EDT https://www.sciencedaily.com/releases/2026/05/260517030515.htm https://www.sciencedaily.com/releases/2026/05/260515234759.htm A major analysis of brain scans found that people with anxiety disorders have noticeably lower levels of choline, a nutrient crucial for healthy brain function. The strongest evidence appeared in the prefrontal cortex, the region tied to emotional control and decision-making. Researchers say the discovery is the first clear chemical brain pattern linked to anxiety and could eventually lead to new nutrition-based treatments. Sat, 16 May 2026 08:41:30 EDT https://www.sciencedaily.com/releases/2026/05/260515234759.htm https://www.sciencedaily.com/releases/2026/05/260515002158.htm Scientists have uncovered a surprising dark side to vitamin B2: it may help cancer cells stay alive. The vitamin supports a cellular shield that protects tumors from ferroptosis, a form of programmed cell death linked to cancer suppression. In lab tests, researchers used a vitamin B2-like compound called roseoflavin to break down that protection and trigger cancer cell death. Fri, 15 May 2026 07:44:45 EDT https://www.sciencedaily.com/releases/2026/05/260515002158.htm https://www.sciencedaily.com/releases/2026/05/260512202345.htm A daily multivitamin may help slow biological aging, according to researchers studying older adults in a large clinical trial. After two years, participants taking multivitamins showed slower aging in several DNA-based “epigenetic clocks,” with the effect equal to about four months less biological aging. People who started out biologically older than their actual age appeared to benefit the most. The findings hint that a simple supplement could play a role in healthier aging. Thu, 14 May 2026 10:22:46 EDT https://www.sciencedaily.com/releases/2026/05/260512202345.htm https://www.sciencedaily.com/releases/2026/05/260512202325.htm UC Davis researchers created brand-new psychedelic-like compounds by shining UV light on amino acid-based molecules. These compounds activated key serotonin receptors tied to brain plasticity and mental health benefits, but surprisingly did not cause hallucination-like behavior in animal tests. Scientists say the discovery could lead to future treatments for depression, PTSD, and addiction without the intense psychedelic experience. Wed, 13 May 2026 21:07:03 EDT https://www.sciencedaily.com/releases/2026/05/260512202325.htm https://www.sciencedaily.com/releases/2026/05/260511213141.htm Scientists at McGill University have uncovered a hidden molecular “switch” that turns on a powerful calorie-burning system in brown fat — the body’s heat-generating fat linked to metabolism and weight control. The breakthrough centers on glycerol, a molecule released when fat is broken down in the cold, which activates an enzyme called TNAP and triggers an alternative heat-producing pathway that scientists had struggled to explain for years. Tue, 12 May 2026 07:58:13 EDT https://www.sciencedaily.com/releases/2026/05/260511213141.htm https://www.sciencedaily.com/releases/2026/05/260508171123.htm Scientists have uncovered a surprising secret hidden inside fat cells that could reshape how we think about obesity and metabolic disease. A protein called HSL, long believed to simply release stored fat when the body needs energy, turns out to have a second job deep inside the nucleus of fat cells—helping keep those cells healthy and balanced. Even more surprising, people and mice missing this protein don’t become obese as expected; instead, they lose fat tissue in a dangerous condition called lipodystrophy. Fri, 08 May 2026 17:21:20 EDT https://www.sciencedaily.com/releases/2026/05/260508171123.htm https://www.sciencedaily.com/releases/2026/05/260506225551.htm Many cancer patients turn to biotin supplements hoping to restore hair lost during treatment, but experts warn the popular vitamin may do more harm than good. While biotin is often marketed for stronger hair and nails, there’s little evidence it actually helps cancer-related hair loss—and it can dangerously interfere with lab tests. Doctors say the supplement can distort key blood markers, potentially masking cancer recurrence or delaying treatment decisions. Thu, 07 May 2026 22:07:42 EDT https://www.sciencedaily.com/releases/2026/05/260506225551.htm https://www.sciencedaily.com/releases/2026/05/260504023828.htm Creatine might be famous in the gym, but its real story is far more interesting. Naturally produced in the body, it helps power cells by rapidly regenerating ATP—the fuel that keeps muscles, the brain, and even the heart running during intense activity. Supplementing with creatine can boost short bursts of physical performance and may even support memory, mood, and cognitive speed, especially in people with lower baseline levels. Mon, 04 May 2026 04:13:48 EDT https://www.sciencedaily.com/releases/2026/05/260504023828.htm https://www.sciencedaily.com/releases/2026/04/260428004119.htm A daily vitamin D supplement may quietly supercharge chemotherapy. In a small study, women who took low doses alongside treatment were far more likely to see their cancer vanish than those who didn’t. Since vitamin D also supports immune function—and many patients are deficient—it could be playing a bigger role than expected. Scientists say this affordable approach deserves much deeper investigation. Tue, 28 Apr 2026 01:03:03 EDT https://www.sciencedaily.com/releases/2026/04/260428004119.htm https://www.sciencedaily.com/releases/2026/04/260427050620.htm Researchers have found an enzyme that can turn fragile drug molecules into durable ring shapes. This could help medications like Ozempic last longer and work more effectively. The process is simpler and more precise than traditional methods, even for complex drugs. It may open the door to stronger, longer-lasting treatments. Tue, 28 Apr 2026 00:11:44 EDT https://www.sciencedaily.com/releases/2026/04/260427050620.htm https://www.sciencedaily.com/releases/2026/04/260426012303.htm Fish oil has long been praised as brain-boosting, but new research suggests the story may be more complicated. Scientists found that in people with repeated mild head injuries, a key omega-3 fatty acid in fish oil—EPA—may actually interfere with the brain’s ability to repair itself. Instead of helping recovery, it appears to weaken blood vessel stability, disrupt healing signals, and even contribute to harmful protein buildup linked to cognitive decline. Sun, 26 Apr 2026 01:57:51 EDT https://www.sciencedaily.com/releases/2026/04/260426012303.htm https://www.sciencedaily.com/releases/2026/04/260422091043.htm Scientists at UC Irvine have found a way to potentially reverse age-related vision loss by targeting the ELOVL2 “aging gene” and restoring vital fatty acids in the retina. Their experiments in mice show that supplementing with specific polyunsaturated fatty acids—not just DHA—can restore visual function and even reverse cellular aging signs. Wed, 22 Apr 2026 21:06:41 EDT https://www.sciencedaily.com/releases/2026/04/260422091043.htm https://www.sciencedaily.com/releases/2026/04/260420014744.htm Cancer cells are known for their “glutamine addiction,” but many can escape this weakness by switching to alternative fuels. Researchers found that vitamin B7 acts like a metabolic “license,” enabling this escape route through a key enzyme. Without biotin, cancer cells lose that flexibility and stop growing. Mutations in a cancer-linked gene can make this vulnerability even stronger, offering a promising new target for therapy. Mon, 20 Apr 2026 07:14:27 EDT https://www.sciencedaily.com/releases/2026/04/260420014744.htm https://www.sciencedaily.com/releases/2026/04/260420014742.htm A trio of common amino acids may hold the key to unlocking far more powerful gene therapies. Researchers found that adding them to lipid nanoparticles can boost mRNA delivery up to 20-fold and push CRISPR editing efficiency close to 90%. The trick isn’t changing the drug—but helping cells take it in more easily. In early tests, the approach dramatically improved survival and treatment outcomes, pointing to a simple but game-changing upgrade for future medicine. Mon, 20 Apr 2026 06:53:54 EDT https://www.sciencedaily.com/releases/2026/04/260420014742.htm https://www.sciencedaily.com/releases/2026/04/260420014738.htm A popular Korean skincare ingredient may be far more powerful than anyone realized. Scientists have discovered that madecassic acid—derived from the herb Centella asiatica—can stop antibiotic-resistant bacteria in their tracks, including dangerous strains of E. coli. By targeting a bacterial protein that humans don’t have, the compound disrupts the microbes’ ability to survive, making it a promising new type of antibiotic. Tue, 21 Apr 2026 01:33:16 EDT https://www.sciencedaily.com/releases/2026/04/260420014738.htm https://www.sciencedaily.com/releases/2026/04/260417224527.htm Extra virgin olive oil might help protect your brain by working through your gut. A two-year study found that people who consumed it had better cognitive performance and more diverse gut bacteria than those using refined olive oil. Researchers even identified specific microbes linked to these benefits. The findings suggest that choosing high-quality olive oil could be a simple way to support brain health as you age. Sat, 18 Apr 2026 23:45:14 EDT https://www.sciencedaily.com/releases/2026/04/260417224527.htm https://www.sciencedaily.com/releases/2026/04/260416071947.htm A rogue set of “zombie” immune cells may be driving aging and fatty liver disease by flooding tissues with inflammation. Researchers found these cells accumulate with age and high cholesterol—and can make up most of the liver’s immune cells in older mice. When scientists removed them, liver damage was dramatically reversed, even without diet changes. Thu, 16 Apr 2026 07:59:44 EDT https://www.sciencedaily.com/releases/2026/04/260416071947.htm https://www.sciencedaily.com/releases/2026/04/260415043630.htm A surprising discovery from high-altitude animals like yaks and Tibetan antelopes could reshape how we treat nerve damage in humans. Scientists found that a genetic mutation helping these animals survive low-oxygen environments also protects and repairs the myelin sheath—the vital coating around nerve fibers that’s damaged in diseases like multiple sclerosis (MS) and cerebral paralysis. Wed, 15 Apr 2026 04:36:30 EDT https://www.sciencedaily.com/releases/2026/04/260415043630.htm https://www.sciencedaily.com/releases/2026/04/260414075637.htm Bread and other carbohydrate staples may be doing more than just filling plates—they could be quietly reshaping metabolism. In a surprising twist, researchers found that mice strongly preferred carbs like bread, rice, and wheat, abandoning their regular diet entirely. Even without eating more calories, they gained weight and body fat, not because they overate, but because their bodies burned less energy. Tue, 14 Apr 2026 09:21:12 EDT https://www.sciencedaily.com/releases/2026/04/260414075637.htm https://www.sciencedaily.com/releases/2026/04/260412221946.htm A newly discovered molecule could reshape the future of weight loss treatments by mimicking the powerful appetite-suppressing effects of drugs like Ozempic — but without many of the unpleasant side effects. Identified using artificial intelligence, this tiny peptide, called BRP, appears to act directly on the brain’s appetite-control center, helping animals eat less and lose fat without nausea or muscle loss. Sun, 12 Apr 2026 22:34:37 EDT https://www.sciencedaily.com/releases/2026/04/260412221946.htm https://www.sciencedaily.com/releases/2026/04/260410083114.htm A common eye-health nutrient, zeaxanthin, may also help the body fight cancer more effectively. Scientists discovered it strengthens T cells and enhances the impact of immunotherapy treatments. Found in everyday vegetables and supplements, it’s safe, accessible, and shows strong potential as a cancer therapy booster. Human trials are the next step. Fri, 10 Apr 2026 09:55:45 EDT https://www.sciencedaily.com/releases/2026/04/260410083114.htm https://www.sciencedaily.com/releases/2026/04/260408225950.htm Chronic inflammation often works quietly in the background but can fuel serious diseases like diabetes, heart disease, and cancer. New research reveals that everyday plant compounds—like menthol from mint, cineole from eucalyptus, and capsaicin from chili peppers—can team up inside immune cells to dramatically boost their anti-inflammatory power. While individual compounds showed modest effects, certain combinations amplified results hundreds of times over by activating different cellular pathways at once. Thu, 09 Apr 2026 02:57:22 EDT https://www.sciencedaily.com/releases/2026/04/260408225950.htm https://www.sciencedaily.com/releases/2026/04/260407073850.htm Vitamin D levels in midlife may play a bigger role in long-term brain health than previously thought. In a study following nearly 800 people over 16 years, those with higher vitamin D levels in their 30s and 40s had lower levels of tau protein later on, a key marker linked to dementia. Tue, 07 Apr 2026 07:47:09 EDT https://www.sciencedaily.com/releases/2026/04/260407073850.htm https://www.sciencedaily.com/releases/2026/04/260406192922.htm Scientists at Oregon State University have captured something researchers have long struggled to see: the real-time chemical interactions that help drive Alzheimer’s disease. By watching how metal ions—especially copper—trigger harmful protein clumping in the brain, the team uncovered a clearer picture of how the disease develops at a molecular level. Tue, 07 Apr 2026 07:37:31 EDT https://www.sciencedaily.com/releases/2026/04/260406192922.htm https://www.sciencedaily.com/releases/2026/04/260403224458.htm Scientists have created an artificial saliva using a sugarcane protein that can protect teeth and fight bacteria. The key ingredient, CANECPI-5, binds directly to enamel, forming a shield against acids that cause decay. Early tests show it works even better when paired with fluoride and xylitol, significantly reducing damage to teeth. The innovation could be especially life-changing for cancer patients who lose saliva production after treatment. Sun, 05 Apr 2026 00:38:05 EDT https://www.sciencedaily.com/releases/2026/04/260403224458.htm https://www.sciencedaily.com/releases/2026/04/260401071940.htm Hara hachi bu, a traditional Japanese practice of eating until you’re about 80% full, is gaining attention as a simple yet powerful way to improve health and reshape our relationship with food. Rather than promoting strict dieting, it encourages slowing down, tuning into hunger cues, and eating with awareness and gratitude. Research suggests it may help reduce calorie intake, support healthier food choices, and prevent long-term weight gain. Wed, 01 Apr 2026 07:19:40 EDT https://www.sciencedaily.com/releases/2026/04/260401071940.htm https://www.sciencedaily.com/releases/2026/04/260401071931.htm A surprising new study suggests that genetics may change how diet affects brain health—especially when it comes to Alzheimer’s risk. Researchers found that older adults carrying high-risk APOE gene variants didn’t show the expected cognitive decline if they ate relatively high amounts of meat. In fact, those with these genes who consumed the most meat had slower cognitive decline and lower dementia risk, challenging conventional dietary advice. Thu, 02 Apr 2026 13:54:07 EDT https://www.sciencedaily.com/releases/2026/04/260401071931.htm https://www.sciencedaily.com/releases/2026/03/260331034337.htm Salt substitutes offer a simple, low-cost way to reduce sodium intake and improve blood pressure, yet very few Americans actually use them—even among those who need them most. A large national analysis spanning nearly two decades found that usage remains surprisingly low and has not improved over time. Researchers say this gap represents a major missed opportunity for preventing heart disease and stroke. Tue, 31 Mar 2026 06:57:40 EDT https://www.sciencedaily.com/releases/2026/03/260331034337.htm https://www.sciencedaily.com/releases/2026/03/260328043602.htm What teens eat might matter more for their mental health than previously thought. A sweeping review of nearly 20 studies found that healthier diets are often linked to fewer depressive symptoms, while poor eating habits may go hand in hand with greater psychological distress. Interestingly, focusing on whole dietary patterns—not just individual nutrients—showed more consistent benefits, suggesting that overall eating habits could play a meaningful role during this critical stage of brain development. Sun, 29 Mar 2026 04:02:35 EDT https://www.sciencedaily.com/releases/2026/03/260328043602.htm https://www.sciencedaily.com/releases/2026/03/260326075552.htm A new study reveals that high doses of antioxidants—often seen as harmless or beneficial—may actually impact future generations. Male mice given common supplements like NAC produced offspring with subtle but significant facial and skull changes. Researchers believe this is tied to altered sperm DNA, even though the fathers showed no outward health issues. Fri, 27 Mar 2026 08:41:19 EDT https://www.sciencedaily.com/releases/2026/03/260326075552.htm https://www.sciencedaily.com/releases/2026/03/260325005920.htm Researchers have identified a crucial ion channel, TMEM175, that acts like an overflow valve in the cell’s recycling system. It regulates acidity inside lysosomes, ensuring they function properly. When TMEM175 is faulty, toxic buildup can occur, contributing to diseases like Parkinson’s. This breakthrough reveals a promising new target for future therapies. Thu, 26 Mar 2026 07:35:07 EDT https://www.sciencedaily.com/releases/2026/03/260325005920.htm https://www.sciencedaily.com/releases/2026/03/260324024253.htm A global team of leading scientists is zeroing in on a tiny but powerful molecule that could reshape how we age. Known as NAD⁺, it plays a crucial role in keeping our cells energized, repairing DNA, and maintaining overall health—but its levels steadily decline over time, potentially fueling diseases like Alzheimer’s and Parkinson’s. Researchers are now exploring ways to boost NAD⁺ using compounds like NR and NMN, with early studies hinting at improvements in memory, metabolism, and physical function. Tue, 24 Mar 2026 06:39:06 EDT https://www.sciencedaily.com/releases/2026/03/260324024253.htm https://www.sciencedaily.com/releases/2026/03/260323005545.htm A surprising new study reveals that blocking a supposedly protective enzyme, Caspase-2, could actually backfire—raising the risk of chronic liver damage and cancer over time. Researchers found that without this enzyme, liver cells grow abnormally large and accumulate genetic damage, leading to inflammation, scarring, and eventually tumors, especially with age. While inhibiting Caspase-2 may offer short-term benefits, such as reducing fatty liver disease, the long-term consequences appear dangerous. Mon, 23 Mar 2026 03:13:52 EDT https://www.sciencedaily.com/releases/2026/03/260323005545.htm https://www.sciencedaily.com/releases/2026/03/260321012638.htm Antibiotics are accumulating in a major Brazilian river, especially during the dry season when pollution becomes more concentrated. Scientists even detected a banned drug inside fish sold for food, raising concerns about human exposure. A common aquatic plant showed promise in removing these chemicals from water—but it also altered how fish absorb them, creating unexpected risks. Sat, 21 Mar 2026 20:48:07 EDT https://www.sciencedaily.com/releases/2026/03/260321012638.htm