Supplements Guide: Side Effects & Best Multivitamins

Vitamins and supplements like melatonin and fish oil offer health benefits but can cause side effects if misused. Learn about the impact of saw palmetto on blood pressure and find the best multivitamins for young women and adults over 50.

Closeup yellow soft gelatin supplement fish oil capsule

What Happens When You Take Vitamin D-3 & Folic Acid Together?

Published Nov,05 2011 | By Catherine Conrad, R.D., L.D.N.

Trying to understand the sundry studies of vitamins can make anyone's head spin. But according to the Harvard School of Public Health, the message is simple: Taking vitamins and supplements can be an easy way for you to get your essential nutrients, especially the ones that are lacking in most foods.