Magnesium contributes to a number of important functions including normal muscle function and maintenance of normal bones and teeth as well as contributing to normal energy metabolism. Directions:One capsule taken 3 times daily with food, or as professionally directed. Ingredients:Magnesium Citrate, Capsule (Hydroxypropyl Methylcellulose), Bulking Agent (Microcrystalline Cellulose), Anti-Caking Agents (Magnesium Stearate & Silicon Dioxide). Warnings:\"This product should not be used as a substitute for a varied and balanced diet and healthy lifestyle. Do not exceed the stated recommended daily intake. Do not purchase if the seal is broken. Keep out of reach of children. If you are under medical supervision, please consult a doctor before use.\"