Folic Acid News

October 8, 2026

Top Headlines

Scientists Warn a Popular Vitamin D Supplement May Have a Hidden Downside

Oct. 8, 2026 Not all vitamin D supplements are created equal, and new research suggests that one popular form may have an unexpected downside. Scientists found that taking vitamin D2 can actually lower the body's levels of vitamin D3, the form naturally produced ...

Vitamin D Drug May Help Crack Pancreatic Cancer’s Protective Shield

Oct. 3, 2026 A vitamin D analog may help break down pancreatic cancer’s protective defenses, potentially making tumors more vulnerable to chemotherapy and immune attack. A small clinical trial found encouraging responses, especially in patients whose tumors ...

Vitamin C Linked to Fewer Deaths in Blood Disorder Trial

Oct. 3, 2026 Vitamin C may do more than support the immune system. In a phase 2 trial of people with precancerous or low risk blood cancers, daily vitamin C did not slow abnormal cell growth, but it was linked to favorable changes in inflammation and fewer ...

Millions Take Calcium and Vitamin D for Bone Health. a Major Review Finds Little Benefit

Sep. 20, 2026 A sweeping review of more than 153,000 adults found that calcium and vitamin D supplements, alone or together, do little to prevent fractures or falls in most older people. Researchers say the ...

Scientists Discover Strange Link Between Low Vitamin D and Pain

Sep. 14, 2026 Low vitamin D levels may make recovery from breast cancer surgery more painful, according to a study of 184 women undergoing mastectomy. Patients with vitamin D deficiency were three times more likely to experience moderate to severe pain during the ...

Researchers Unveil Sustainable Spirulina Solution to Vitamin B12 Deficiency

Aug. 30, 2026 Researchers have produced a form of Spirulina containing biologically active vitamin B12 at levels comparable to beef. By carefully controlling the light used to grow the algae, they overcame a major problem with conventional Spirulina, which mainly ...

Vitamin C Won’t Prevent Most Colds, but It May Do One Small Thing

Aug. 27, 2026 The belief that huge doses of vitamin C can ward off colds was popularized more than 50 years ago by Nobel Prize winner Linus Pauling. Since then, larger studies have found that vitamin C does not prevent most people from catching a cold, although ...

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 ...

This Common Vitamin Deficiency Becomes Far More Dangerous When Paired with Belly Fat

Aug. 13, 2026 A large study of more than 5,500 adults over 50 found a striking combination of risk factors: abdominal obesity paired with vitamin D deficiency was linked to a 123% higher risk of death over six ...

Vitamin C May Fight Cancer — But Not the Way Scientists Once Thought

Aug. 7, 2026 Linus Pauling was widely mocked for claiming that vitamin C could fight cancer, especially after trials using vitamin C pills showed no benefit. Researchers now know that intravenous vitamin C reaches vastly higher concentrations and can behave more ...

Major Genetic Breakthrough Reveals Hidden Causes of Severe Morning Sickness in Pregnancy

July 23, 2026 A massive genetic study has identified nine new genes linked to hyperemesis gravidarum, the most severe form of pregnancy sickness, bringing the total number of known risk genes to ten. The ...

Second Pregnancy Changes the Brain in Surprising New Ways

July 11, 2026 Researchers found that every pregnancy rewires the brain in its own way, with a second pregnancy bringing a different pattern of changes than the first. The discoveries could lead to better ways to recognize and treat maternal mental health ...

Latest Headlines

updated 12:47am EDT

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 ...

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 ...

Study Challenges a Common Belief About Vitamin D and Sunlight

June 24, 2026 A study of nearly 300 people across northern Britain found that vitamin D levels often stay low all year in groups most at risk. Surprisingly, summer sunshine did not significantly boost vitamin D ...

Millions Take Calcium and Vitamin D for Stronger Bones. A Major Review Finds Little Benefit

June 15, 2026 For years, calcium and vitamin D supplements have been promoted as a simple way for older adults to protect their bones and prevent falls. But a ...

The Supplements Older Adults Actually Need and the Ones They Don't

June 6, 2026 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 ...

Scientists Say Guava Juice Could Make Iron Supplements Work Better

May 27, 2026 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 ...

Scientists Are Raising New Questions About Vitamin B12 and Cancer

May 27, 2026 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 ...

Scientists Create Supercharged Vitamin K That Helps the Brain Heal Itself

May 27, 2026 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 ...

Scientists Warn Popular Vitamin D Supplement May Have a “previously Unknown” Downside

May 23, 2026 A surprising study suggests vitamin D2 supplements may reduce the body’s levels of vitamin D3 — the more effective form of vitamin D. Researchers ...

Scientists Discover Strange Link Between Vitamin D and Pain

May 19, 2026 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 ...

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 ...

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 ...

Scientists Discover Vitamin B2 May Help Cancer Cells Survive

May 15, 2026 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 ...

Scientists Tested Vitamin D for COVID and Found an Unexpected Long COVID Clue

Mar. 15, 2026 A major clinical trial has delivered an unexpected twist in the search for ways to fight COVID-19 and its lingering effects. Researchers at Mass General Brigham found that taking high doses of ...

Iron Outperforms Rare Metals in Stunning Chemistry Advance

Feb. 27, 2026 Researchers at Nagoya University have created a more efficient iron-based photocatalyst that could reduce the need for rare and expensive metals in advanced chemistry. Unlike earlier designs, the new ...

Doctors Warn This Popular Vitamin May Quietly Disrupt Cancer Care

May 7, 2026 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 ...

Vitamin A May Be Helping Cancer Hide from the Immune System

Jan. 16, 2026 A vitamin A byproduct has been found to quietly disarm the immune system, allowing tumors to evade attack and weakening cancer vaccines. Scientists have now developed a drug that shuts down this ...

Is a Vegan Diet Safe for Kids? A Huge Study Has Answers

Dec. 21, 2025 A major new meta-analysis finds that vegetarian and vegan diets can support healthy growth in children when properly planned. Kids on plant-based diets often had better heart health markers, ...

Eating More Vitamin C Can Physically Change Your Skin

Dec. 26, 2025 Vitamin C doesn’t just belong in skincare products—it works even better when you eat it. Scientists discovered that vitamin C from food travels through the bloodstream into every layer of the ...

Mar. 9, 2026 Pre-workout supplements promising extra energy for workouts may come with a hidden cost: severely reduced sleep. A study of people aged 16–30 found users were more than twice as likely to sleep ...

Nov. 28, 2025 A major review across 73 countries finds that access to antiseizure medications is rising, but safe prescribing isn’t keeping pace. Valproate—linked to serious birth defects—remains widely used ...

Vitamin D3 Breakthrough Halves Risk of Second Heart Attack

Nov. 10, 2025 Intermountain Health researchers discovered that customizing vitamin D3 doses for heart attack survivors slashed their risk of another heart attack by 50%. The strategy involved frequent monitoring ...

This New Iron Supplement Heals Anemia Without Hurting Your Gut

Oct. 20, 2025 Researchers have created a new iron supplement that merges iron, probiotics, and prebiotics. This “three-in-one” formula restores iron levels while maintaining gut health and preventing ...

Dermatologists Say Collagen Supplements Aren’t the Skin Fix People Expect

Jan. 29, 2026 Collagen pills sound like a shortcut to younger skin, but solid evidence doesn’t back them up. Higher-quality studies show little benefit, and your body doesn’t absorb collagen in the way ads ...

Scientists Just Debunked the Calcium and Dementia Myth

Oct. 18, 2025 A long-term Australian study found that calcium supplements do not raise dementia risk in older women, countering previous fears. The research followed more than 1,400 participants for nearly 15 ...

Omega-3 Fish Oil Supplements Could Backfire Without This Key Enzyme

Feb. 13, 2026 Fish oil’s cancer-fighting reputation may hinge on a little-known gene. Researchers discovered that omega-3s like EPA and DHA help curb colorectal cancer only when the enzyme ALOX15 is present. ...

The Vitamin D Mistake Weakening Your Immunity

Oct. 4, 2025 Scientists discovered that vitamin D2 supplements can lower levels of vitamin D3, the form the body uses most effectively. Unlike D2, vitamin D3 enhances the immune system’s first line of defense ...

Supercharged Vitamin K Could Help the Brain Heal Itself

Oct. 14, 2025 Researchers have synthesized enhanced vitamin K analogues that outperform natural vitamin K in promoting neuron growth. The new compounds, which combine vitamin K with retinoic acid, activate the ...

This Everyday Vitamin Could Be the Closest Thing We Have to an “anti-Aging Pill”

Oct. 22, 2025 A study found that daily vitamin D supplements helped slow telomere shortening—the cellular process linked to aging and disease. Researchers believe its anti-inflammatory effects may protect DNA. ...