Double Strength HMB 1000mg Now Foods 90 Tabs Preserves Lean Mass* Enhances Recovery* HMB (-Hydroxy -Methylbutyrate) is a clinically researched, naturally occurring metabolite of the branched-chain amino acid leucine. HMB normally plays a role in the regulation of protein breakdown in the body, helping to preserve lean muscle tissue.* HMB therefore can help to maintain muscle strength and mass when combined with regular exercise and a healthy diet.* In addition, it may help to enhance recovery from intense exercise.* NOW Double Strength HMB has twice the HMB (1,000 mg per tablet) as in our regular strength product (500 mg per capsule). Nutritional uses of Calcium -Hydroxy -Methylbutyrate Monohydrate HMB are licensed to NOW Health Group, Inc. under U.S. Patent # 6,103,764. Use of the trademark HMB is licensed from Metabolic Technologies. Natural color variation may occur in this product.Supplement FactsServing Size:1 TabletServings Per Container:90Amount per Serving% Daily Value† Daily Value not established.Calcium (from Calcium β-Hydroxy β-Methylbutyrate Monohydrate)170 mg13%HMB (β-Hydroxy β-Methylbutyrate) (from Calcium β-Hydroxy β-Methylbutyrate Monohydrate)1 g (1,000 mg)†Other Ingredients: Cellulose, Stearic Acid (vegetable source), Vegetarian Coating and Silica.Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish or tree nut ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.Caution: For adults only. Consult physician if pregnant/nursing, taking medication, or have a medical condition. Keep out of reach of children.NOW® Double Strength HMB has twice the HMB (1,000 mg per tablet) as in our regular strength product (500 mg per capsule).Nutritional uses of Calcium β-Hydroxy β-Methylbutyrate Monohydrate HMB are licensed to NOW Health Group, Inc. under U.S. Patent # 6,103,764. Use of the trademark HMB is licensed from Metabolic Technologies.Store in a cool, dry, dark place after opening.