Medically reviewed by Melissa Nieves, LNDMedically reviewed by Melissa Nieves, LND ZMA (zinc magnesium aspartate) is a dietary supplement made up of the micronutrients zinc, magnesium, and vitamin B6.

If you’re looking for a supplement to support your muscle recovery and energy metabolism, MET-Rx ZMA Dietary Supplement might be a good choice for you. We’ve been using MET-Rx ZMA Dietary ...

Each day, Madigan told Business Insider, she takes: creatine, protein powder, glutamine, ZMA (a mineral supplement made up ..