Jointace Collagen Tablet 30 PCJOINTACE COLLAGEN 30 TABLETS How to Use: TWO TABLETS PER DAY WITH YOUR MAIN MEAL Potential Side Effects: Glucosamine can cause some mild side effects including nausea, heartburn, diarrhea, and constipation. Ingredients: Ingredient Per 2 Tablets Collagen Type 2 3000 mg Glucosamine Sulphate 1000 mg Chondroitin Sulphate 100 mg Vitamin D 20 mcg Vitamin E 40 mg Folic Acid 400 mcg Vitamin B12 20 mcg Zinc 10 mg Copper 1000 mcg Manganese 4 mg Selenium 120 mcg