Amazon.com: INNATE Response Formulas Magnesium 300 mg - Mineral Supplement for Muscle Relaxation - Vegetarian and Gluten-Free - 120 Capsules (60 Servings) : Health & Household
Amazon.com: MegaFood Magnesium 300 mg - Highly absorbable Blend of Magnesium Glycinate, Magnesium Citrate & Magnesium Malate to Help Support Heart, Nerve Health and Relaxation - 60 Capsules (30 Servings) : Health & Household
Royal Magnesium 300mg - Bioceuticals Ltd
Nature's Plus Dyno-Mins Magnesium 300mg 90 tablets