Same Product. New Look. Helps Lubricate & Protect Joints. High Potency Glucosamine. With Hyaluronic Acid. Joint Care Supplement. Schiff® Glucosamine Coated Tablets helps you maintain healthy structure and function of cartilage in your joints. . High Potency - Glucosamine Hydrochloride (HCl) has a high potency of active Glucosamine. Glucosamine HCl is about 83% Glucosamine while some brands use Glucosamine Sulfate that is only about 65% Glucosamine.