Medically reviewed by Alex Yampolsky, PharmD Vitamin A is a nutrient necessary for cell development, reproductive health, vision, bone growth, immune function, and organ function. You can find it in ...

You’ve likely heard about vitamin D’s important role in maintaining strong bones and teeth. But it also plays several other important roles to keep your body healthy – including the function of your ...

Scientists compared vitamin D2 and D3 supplements in new studies. Results show D3 may boost immunity more than D2.

There's a molecule that our body makes from vitamin B5 that is critical for all of the metabolic processes essential for ...

Asthma researchers have conducted a recent review on literature of over five decades on the relationship of vitamin D and asthma. The evidence appears to suggest that vitamin D deficiency can be ...

Medically reviewed by Leigh Weddle, PharmD Water-soluble vitamins, like B vitamins and vitamin C, can be taken anytime, with or without food.Fat-soluble vitamins, such as A, D, E, and K, should be ...

If you need more B vitamins, Nordic Naturals, Thorne, and Klean Athlete all offer quality supplements. See what else our dietitians recommend, and learn if a B complex supplement is right for you.

Vitamin D deficiency is associated with worse lung function and more rapid decline in lung function over time in smokers, suggesting that vitamin D may have a protective effect against the effects of ...

You can overdose on vitamins. Taking too much—especially of fat-soluble vitamins (A, D, E, K)—can lead to serious health ...

Higher concentrations of 25(OH)D 3-- the main form of vitamin D assessed in the study -- in four areas of the brain were tied to 25% to 33% lower odds of dementia or mild cognitive impairment, ...