Certain supplements are said to boost your metabolism and act as natural fat burners. But do they work? Find out what the ...

Optimum Nutrition Creatine Powder is the best creatine powder because it's micronized for faster absorption and efficiency.

Rachel Chen stared at her iron supplement bottle one morning in her Boston apartment, wondering why her persistent fatigue ...

Omega-3 and vitamin D supplements, when combined with regular exercise, may help slow biological aging by several months over ...

Dr. Eric Verdin studies the biology of aging and how our lifestyle can extend our quality of life. Vitamin D is among the ...

Though antioxidants are good for your health, taking them in supplement form is often unnecessary and can pose risks. Here's ...