21st Century Glucosamine & Chondroitin Advanced + MSM 120 Tab has a dual antioxidant system that helps protect joints from harmful oxidants. For Your Health: Unconditionally guaranteed for purity, freshness and label potency. No added Lactose, Yeast, Wheat, Gluten, Milk, Artificial Flavors or Colors. Directions: As a dietary supplement, take three (3) tablets daily after any meal, or as directed by your healthcare provider. Do not exceed recommended dosage. Warning: If you are diabetic, consult your physician before using this product. If you have a Shellfish allergy please consult your physician before using this product.