In need of a robust joint lubricant? Wait till you try Hyaluronic Acid by Now Foods. Hyaluronic Acid is a compound occurring in every tissue of the body, with the highest concentrations occurring in connective tissues like skin and cartilage. It is an essential constituent of joint fluid, where it serves as a lubricant and plays a role in resisting compressive forces. Hence it's a very effective jIngredients: Supplement Facts Serving Size: 1 Veg Capsule Amount Per Serving % Daily Value Sodium (from Sodium Hyaluronate) 10 mg Hyaluronic Acid (from Sodium Hyaluronate) 100 mg ? L-Proline (Free-Form) 100 mg ? Alpha Lipoic Acid 50 mg ? Grape Seed Extract (Vitis vinifera) (Standardized for Polyphenols) 25 mg ? * Percent Daily Values are based on a 2,000 calorie diet. ? Daily values not established. Other Ingredients: Cellulose (capsule), Rice Flour, Magnesium Stearate (vegetable source) and Silica..