It's Just Magnesium Citrate Powder - 15oz, Non-GMO, Unflavored

It's Just Magnesium Citrate Powder provides 100% magnesium citrate, non-GMO, unflavored, and USA-made in a GMP-compliant facility. Each serving delivers 3500 mg of magnesium citrate, equating to 400 mg of elemental magnesium, with 129 servings per container and third-party testing for quality and purity.