Many workout and diet supplements aren't strictly regulated, so often you don't know exactly what is inside the products.

Does your performance supplement contain a side of the main ingredient in Viagra? According to the FDA, it might. Recent alerts from the Food and Drug Administration have warned that supplements ...

Is creatine bad for you? Though creatine has received the aforementioned bad rap in the past, research has shown that it is safe to consume in small to moderate supplement doses daily. Still, some ...

Ashwagandha may cause side effects like nausea, drowsiness, and headache. It may not be safe for people who are pregnant or have thyroid or prostate problems.