Magnesium calms the nervous system and relaxes the body, which is why lots of people find it helpful for sleep. Not all forms of magnesium work the same way in the body, so choosing the right one is important.

Written by: Stephanie Anderson Witmer
Written on: July 23, 2025
Stephanie Anderson Witmer is a freelance health journalist and content writer with nearly 30 years of experience. Her work has been published in top magazines and digital publications, including Prevention, Good Housekeeping, Health, Women's Health, USA Today, Yoga Journal, Parade, and Today's Parent. She's created content for brands, including Hone Health, GoodRx, Weight Watchers, WebMD, CVS Health, UPMC, and others.