Scientists are still untangling why the nutrient gap persists—and what it reveals about how women’s health is studied and treated.

Vitamin C enhances iron absorption, and taking vitamin C with some other nutrients may help enhance the effects of each.

Some vitamins are stronger when paired with others. Experts share the most powerful nutrient combinations — and the ones you ...

Many vitamins are important for personal health, but come the wintertime, vitamin D may dominate the headlines. That’s ...

Forbes contributors publish independent expert analyses and insights. Steven Salzberg is a Professor who writes about science, good and bad Mar 18, 2024, 07:30am EDT Mar 21, 2024, 08:51am EDT ...

It's essential to get enough vitamin D to keep your immune system strong. But does it matter when exactly you take it?

Add Yahoo as a preferred source to see more of our stories on Google. Here’s what to know about vitamin D benefits and risks, particularly when it comes to ending fatigue. (Getty Images) You might ...

Vitamin D supplements are generally in your system after 4 to 12 weeks. Learn more about the importance of consistent supplementation to sustain results.

Cold and flu season doesn't wait for anyone. Neither does stress, poor sleep, or the everyday wear on your immune system. The question isn't whether you need support—it's what kind, ...

IF YOU KNOW anyone who's deficient in a B vitamin, you may see them taking a vitamin B-complex supplement. They're being touted as a cure to all your vitamin B related needs—but do you really need it?

QUESTION: Hi Dr. Zac, am I being hoodwinked into buying vitamin supplements, or do they actually work? I’ve been feeling constantly tired despite getting enough sleep, and I suspect I might be low on ...