Iron supplements are particularly infamous for causing constipation, nausea, and stomach pain. Vitamin C in high doses can ...

Vitamin B6 deficiency may cause symptoms such as dermatitis and neuropathy in different parts of the body. Learn how to tell ...

Many people take vitamins or supplements — such as calcium, fiber, and vitamin D — to cover nutritional ... plans generally do not cover over-the-counter (OTC) vitamins or supplements.

Interest in vitamin A is booming as Americans seek alternative treatments for measles. While the essential nutrient has a ...

Vitamins and supplements have gained popularity in recent years, and it can be difficult to know which ones are worth the money. Learn which vitamins work and which ones to skip.

That’s why, as a 2016 Vox investigation found, there are many reports of vitamins and supplements containing ingredients that ...

One doctor warns that these issues might be red flags of a serious condition that could lead to "bone deformities." He listed ...

Many people don’t know what vitamin D does or why they might need one of the best vitamin D supplements to get it. Vitamin D ...

My question is, could the vitamin K2 be responsible for my clear arteries, and if so, why don't doctors recommend K2 first ...

Nearly 75% of Americans take at least one dietary supplement. Taking multiple ones may seem harmless, but experts urge ...

Ensure is a supplement, so Medicare doesn’t cover it. However, if you have a Part C plan, you may receive help with its cost. Learn more.