Nutrition Research News

September 18, 2026

Top Headlines

Scientists Restore a Brain Protein and Reverse Signs of Aging in Mice

Sep. 18, 2026 Scientists found that declining levels of the brain protein Menin may help drive aging, with lower levels in mice linked to inflammation, cognitive decline, weaker bones, and thinner skin. Restoring Menin reversed several age-related changes, while ...

Smelling Chocolate Helped Men Complete More Reps Without Feeling More Tired

Sep. 15, 2026 Simply smelling chocolate helped men complete more leg extension repetitions without making the workout feel harder, with dark chocolate producing the strongest effect. The researchers think familiar food aromas may influence appetite and motivation ...

Scientists Find Ozempic May Slow Aging Itself

Sep. 12, 2026 Semaglutide helped older healthy mice live longer while improving memory, muscle function, blood sugar control, and several biological signs of aging. Its effects went beyond those seen with calorie restriction, raising the possibility that GLP-1 ...

Sep. 6, 2026 A large study involving more than 270,000 people has linked higher blood levels of the amino acid tyrosine to a shorter lifespan in men. Using both observational data and genetic analysis, researchers found that elevated tyrosine could potentially ...

This Lifestyle Program Improved Cognition 55% More Than Basic Health Advice

Sep. 6, 2026 Older adults at risk of dementia improved their memory and thinking after following lifestyle programs combining exercise, healthy eating, cognitive training, and social engagement. Those who received regular coaching and structured support improved ...

Stanford Scientists Discover a Seafood That Can Reverse Signs of Aging

Sep. 4, 2026 A substance found in edible sea squirts appeared to reverse several signs of aging in older mice. Plasmalogen supplements improved memory and learning, strengthened connections between brain cells, reduced inflammation, and even helped the mice grow ...

This Common Vitamin Was Linked to 13% Better Cognitive Scores

Aug. 23, 2026 Older adults with mild cognitive impairment and sleep problems who took at least 5,000 IU of vitamin D daily scored more than 13% higher on a cognitive test than those taking none. The preliminary findings suggest vitamin D could be worth studying ...

Quitting Alcohol May Prime the Brain for Relapse

Aug. 22, 2026 Mice that developed compulsive drinking after alcohol abstinence showed more than double the activity in a brain region associated with stress and addiction. Because the signal appeared before they drank again, researchers think it could eventually ...

Ozempic Does Something Unexpected to the Brain’s Hunger Neurons

Aug. 20, 2026 Ozempic may work in the brain in almost the opposite way scientists expected, activating hunger-linked neurons that appear essential for sustaining fat loss. The surprising discovery in mice could reveal new targets for developing even more ...

A Surprising Brain Discovery Could Help Explain Why We Overeat Fatty Foods

Aug. 13, 2026 A protein inside appetite-controlling brain cells may play an important role in preventing overeating and obesity, particularly when high-fat foods are readily available. Unexpected differences between males and females could also help explain why ...

Ozempic May Have Revealed the Brain’s Hidden “Craving Center”

Aug. 12, 2026 Ozempic-like drugs appear to weaken more than hunger—they may also reduce cravings for alcohol and other addictive substances. Scientists are increasingly tracing this effect to the lateral septum, a brain region that helps connect memories and ...

Your Brain May Be Wired to Regain Lost Weight

Aug. 3, 2026 Weight loss is not simply a test of willpower. The human brain evolved to protect body fat during times of scarcity, and it can treat a previously higher weight as the new normal, triggering stronger hunger, cravings, and lower energy use after ...

Latest Headlines

updated 9:25am EDT

A Longer Exhale May Push Your Brain Toward Bolder Decisions

Sep. 4, 2026 Slow breathing with a prolonged exhale made people more willing to take risks by changing heart activity and increasing the brain’s sensitivity to rewards. The findings suggest that something as ...

Experts Say Blood Pressure Guidelines Are Missing Half the Equation

July 31, 2026 A new report suggests that blood pressure may be controlled more effectively by increasing potassium while also cutting sodium. Potassium-rich foods can help balance sodium’s effects, but most ...

Scientists Discover How Obesity May Fuel Alzheimer’s Disease

July 30, 2026 Researchers have uncovered a possible biological pathway connecting obesity to Alzheimer’s disease. Obesity appears to raise levels of certain fat molecules that can travel to the brain, disrupt ...

Your Gut May Help Your Brain Decide What to Remember

July 29, 2026 Signals traveling from the gut to the brain may help turn meals into lasting memories. Rats showed stronger memory activity after consuming nutritious foods, but not after drinking sweet liquids with ...

Eating Within 8 Hours May Help Keep the Aging Brain Sharp

July 27, 2026 Eating within a shorter daily window may help protect certain thinking skills as people age. In a small six-month trial, older women who limited eating to about 8 to 9 hours a day performed better on ...

Oral GLP-1 Drugs May Quiet the Brain’s Food Craving Circuit

July 25, 2026 Newer oral drugs related to semaglutide medications such as Ozempic reduced pleasure-driven eating in mice by quieting a deep brain reward circuit. The finding could open new avenues for ...

July 18, 2026 Several popular sugar substitutes may not be as harmless as they seem. Adults who consumed the most artificial sweeteners showed substantially faster declines in memory and thinking, especially if ...

Mediterranean Diet May Activate Tiny Proteins That Protect the Heart and Brain

July 17, 2026 The Mediterranean diet may influence aging through tiny proteins produced inside the cell’s mitochondria. Older adults who followed the diet most ...

Drinking to Cope With Stress May Permanently Rewire Your Brain

July 3, 2026 Using alcohol to cope with stress when young may permanently alter the brain, making it harder to adapt to challenges and increasing the risk of returning to drinking later in life. Researchers also ...

Scientists Discover a Surprising Link Between Vitamin C and Brain Health

July 1, 2026 Could something as simple as vitamin C help support a healthier aging brain? In a study of more than 2,000 older adults in Japan, researchers found that people with lower vitamin C levels in their ...

Millions Take Omega-3 Fish Oil for Brain Health but a New Study Found No Benefit

June 29, 2026 Fish oil supplements successfully delivered omega-3s to the brain, but a two-year study found no meaningful benefits for memory, cognition, or Alzheimer’s-related brain changes. The results ...

This Common Vitamin Deficiency Can Mimic Normal Aging

June 25, 2026 Vitamin B12 is needed in microscopic amounts, but a shortage can have major effects on health and energy. The vitamin was first linked to a lifesaving liver treatment for pernicious anemia nearly 100 ...

Researchers Discover Why Fructose Doesn't Satisfy Hunger Like Glucose

June 26, 2026 A new study found that fructose and glucose may look the same on a nutrition label, but the brain treats them very differently. In mice, glucose strongly reduced activity in hunger-promoting brain ...

Scientists Mapped Every Neural Connection in a Fruit Fly and Found a Surprise

June 10, 2026 A groundbreaking new connectome maps every neural connection in an adult fruit fly’s central nervous system, creating an unprecedented view of how the brain and body work together. The findings ...

Vitamin B12 and Folate Deficiencies Linked to Chronic Fatigue

May 28, 2026 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 ...

Scientists Discover Hidden Gut-Brain Circuit That Triggers Protein Cravings

May 28, 2026 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 ...

Eating Eggs Could Cut Alzheimer’s Risk by 27%

May 7, 2026 Eating eggs might do more than just start your day—it could help protect your brain. Researchers found that people 65 and older who eat eggs regularly have a significantly lower risk of developing ...

Scientists Reveal Creatine’s Hidden Power Beyond Muscle Gains

May 4, 2026 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 ...

Ultra-Processed Foods May Be Stealing Your Focus Even If You Eat Healthy

June 9, 2026 A study of more than 2,100 adults found that eating more ultra-processed foods was linked to poorer attention and slower mental processing, even among people with otherwise healthy diets. Researchers ...

Scientists Just Discovered What Coffee Is Really Doing to Your Gut and Brain

May 3, 2026 Coffee doesn’t just energize—it actively reshapes the gut and mind. Researchers found that both caffeinated and decaf coffee altered gut bacteria in ways linked to better mood and lower stress. ...

Fish Oil May Be Hurting Your Brain, New Study Finds

Apr. 26, 2026 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 ...

Scientists Discover Hidden Brain Switch That Tells You to Stop Eating

Apr. 6, 2026 Your brain’s “stop eating” signal may come from an unexpected source. Researchers found that astrocytes—once thought to just support neurons—actually play a key role in controlling ...

Your Vitamin D Levels in Midlife Could Shape Your Brain Decades Later

Apr. 7, 2026 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 ...

They Knew the Pill Was Fake but Their Memory Still Improved

June 25, 2026 Healthy older adults experienced measurable improvements in memory, physical performance, and stress after taking placebo pills for just three weeks. The most surprising finding was that the placebo ...

Scientists Discover Why Your Appetite Suddenly Disappears When You’re Sick

Mar. 28, 2026 Scientists have uncovered how your body actually tells your brain to stop eating when you’re sick. In a new study, researchers found that specialized cells in the gut detect parasites and send ...

Eating More Meat May Lower Alzheimer’s Risk for Some People

Apr. 2, 2026 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 ...

Huge Study Finds No Evidence Cannabis Helps Anxiety, Depression, or PTSD

Mar. 20, 2026 The largest review of medicinal cannabis to date found it doesn’t effectively treat anxiety, depression, or PTSD—despite millions using it for those reasons. Researchers warn it could even make ...

Your Brain Can Trick You Into Liking Artificial Sweeteners

Apr. 9, 2026 Your brain might be quietly deciding what tastes good before you even take a sip. Researchers found that simply changing what people thought they were drinking—sugar or artificial sweetener—could ...

Childhood Junk Food May Rewire the Brain for Life

May 21, 2026 Eating too much junk food early in life may rewire the brain in ways that last into adulthood, even after switching to a healthier diet. Scientists found that high-fat, high-sugar diets changed ...

Scientists Say This Type of Olive Oil Could Boost Brain Power

Apr. 18, 2026 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 ...