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.

Bad Side Effects of Melatonin Supplements

Published Jul,08 2011 | By Derek Smith

Melatonin supplements are frequently used as a sleep aid for insomnia, work shift sleep disorder, and jet lag. The supplements are available at most pharmacies and drugstores and are typically regarded safe for short-term use; however, patients should take note of possible negative side effects.

Derek Smith has been a freelance writer since 2008. He specializes in health and fitness and travel articles for eHow and Trails.com. Professionally, Smith is a certified personal trainer. He holds both the American Fitness Professionals and Associates certification and National Council on Strength and Fitness certification, as well as CPR certification through The American Heart Association's Healthcare Provider CPR Program.