The JYM ZMA Zinc and Magnesium supplement is formulated with 30 milligrams of zinc in the form of zinc aspartate, zinc mono l-methionine, and zinc oxide; 10.5 milligrams of vitamin B6 in the form of pyridoxine hydrochloride; and 450 milligrams of magnesium in the form of magnesium aspartate and magnesium oxide. According to JYM, this is the optimal amount of each mineral needed to support recovery and improve sleep. In addition, each serving has 5 milligrams of BioPerine, or black pepper extract, which is intended to maximize absorption.
The majority of reviews are positive, reporting better sleep quality and faster recovery when working out. There are some users who experienced a laxative effect and/or headaches. It is recommended to take three capsules daily.