Promotes Relaxation, Restful Sleep & Cramp Relief Supports Healthy Bones & Muscle Function Vitamin & Mineral SupplementMagnesium is a master nutrient. Among other things, it helps muscles relax, builds strong bones, supports a healthy stress response, provides a soothing sense of calm and promotes sound sleep. Ionic-Fizz Magnesium Plus provides 300 mg of ionic magnesium in each serving along with 13 other vital nutrients and a complete complex of ionic trace minerals from the sea. Because of this, it enhances your well-being as no other magnesium supplement can. As with all Pure Essence products, Ionic-Fizz Magnesium Plus is guaranteed to your complete satisfaction. If you are anything less than delighted with your results, return the unused portion with your receipt to your authorized retailer for a complete refund.