Medicinal ingredients Each tablet contains: Glucosamine sulfate (glucosamine sulfate 2KCl) from outer shells (chitin) of shellfish 500 mg Chondroitin sulfate (calf trachea) 400 mg Dosage Adults: Take 3 tablets daily, with a meal. Use for a minimum of 2 months for beneficial results. Benefits & Recommended for This product provides full doses of glucosamine sulfate and chondroitin sulfate for an optimal efficacy in case of osteoarthritis or cartilage wear and tear. Note: The production of glucosamine sulfate and chondroitin sulfate by the body decreases with age. Using these substances as food supplements is therefore important for people suffering from age-related articular disorders. This product is sodium free and is safe for people with hypertension (high blood pressure). Glucosamine sulfate supplies 125 mg of potassium per tablet. Precautions & Adverse Effects Do not use if you are pregnant or breastfeeding. Consult a healthcare practitioner if you experience rare gastrointestinal pain or bowel movement disturbances. Consult a healthcare practitioner if symptoms worsen.