MegaFood Relax + CalmMagnesium Chews were formulated by Tieraona Low Dog M.D. our Chief Medical Advisor award-winning physician and expert in dietary supplementation. Each chew includes a combination of magnesium citrate and malate forms known to be gentle and effective as they may help ease muscle tension and promote a sense of calm and relaxation.These magnesium chews are individually wrapped for convenience and offer a great-tasting alternative to tablets. Can be taken any time of day even on an empty stomach.