But it wasn't water-soluble, meaning it couldn't be absorbed by the body and would never be effective as a drug. 1  A drug candidate molecule must pass many hurdles to earn the description good medicine.. It must have the best possible activity, solubility, bioavailability, half-life, and metabolic profile.
Vitamin C, or ascorbic acid, may also help protect and strengthen joints by preventing free radical damage to cells. The vitamin also helps form the protein in tendons, ligaments and other tissues. You can get vitamin C in fruit -- especially oranges and grapefruits -- and many vegetables.Vitamin D, which is found in fatty fish, mushrooms, and fortified dairy products, is also made in your skin in the presence of sunlight.everal vitamins and minerals have been studied for their protective effects on the joints. They include copper, selenium and vitamins C and D.
Calcium is helpful in reducing joint pain and inflammation and is one of the best supplements for knee joints. 8) Vitamin C: Vitamin C is an anti-oxidizing agent that helps protect connective tissues like the ligaments, tendons, and skin, not to mention the bones and joints.Vitamin C helps make collagen which is important for the flexibility of muscles and blood vessels.) Glucosamine: This is one of the best supplements for knee joints. This fatty acid is a part of cartilage and other components of the joints. Glucosamine helps rebuild the bones and prevent cartilage wear and tear. It also prevents inflammation of the joints and adjoining muscles.