You might turn to the mineral for help in staving off or shortening the duration of common colds, but you should know that ...

Discover the hidden risks of natural supplements. From turmeric to protein powders, learn why "natural" doesn't always mean ...

How long it takes for vitamins and supplements to work depends on factors like the type of vitamin, your diet and hydration, and how regularly you use it. Learn how to make the most of your vitamins ...

The best time to take CoQ10 is with a meal containing dietary fat to optimize absorption. You may also find that it’s best to take your supplement in the morning or afternoon to avoid disrupting sleep ...

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

Actress Keke Palmer is opening her purse and spilling her supplement secrets. In addition to housing SPF, a swath of $2 bills, freeze-dried miso soup, and contact lenses “because all the baddies are ...

Though it’s rare, a severe vitamin D deficiency can lead to a disease called rickets, also known as osteomalacia. Typically, ...

Dull strands, flaky scalp, or sudden shedding? Experts break down how vitamin A affects hair health, how much you really need ...

A Spanish hospital has sounded the alarm after witnessing a surge in patients suffering from vitamin D poisoning. The authorities have linked these cases to prolonged and uncontrolled use of ...

Weight loss supplements often promise quick results, but their effectiveness varies. Caffeine and green tea extract may offer ...

Because it’s a fat-soluble supplement, you won’t excrete the excess through your urine—which means excess vitamin D can quickly become toxic, Samuel says.