This super-high potency glucosamine and chondroitin formula was designed with three things in mind quality, convenience and reliability. By offering 1500 mg of glucosamine sulfate along with 1200 mg of chondroitin sulfate min 90% NOW Extra Strength GlucosamineChondroitin Sulfate is our strongest CGS supplement to date, and has quickly become one of our most popular joint support formulas.Ingredients:Free of: yeast, wheat, gluten, corn, soy, milk, sugar, preservatives or artificial colors.