Overview Natural Eggshell Membrane (NEM®) is an innovative nutritional supplement clinically proven to provide results in 7–10 days. Natural Factors Glucosamine Sulfate &NEM provides immediate relief as well as long-term support to protect against cartilage deterioration and help relieve the pain, stiffness and impaired mobility of osteoarthritis and other joint problems. Medicinal Ingredients Each Tablet Contains: Glucosamine Sulfate (potassium chloride from shrimp/crab exoskeleton) 750 mg NEM® Natural Eggshell Membrane Powder (Gallus gallus) (eggshell) 250 mg Non-Medicinal Ingredients Microcrystalline cellulose, hydroxypropylcellulose, croscarmellose sodium, stearic acid, coating (carbohydrate gum [cellulose], maltodextrin, medium chain triglycerides), silica, vegetable grade magnesium stearate (lubricant).