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.
Whether you are growing, aging or regularly active, it is essential to maintain your bone and joint health in order to stay fit and prevent the onset of degenerative conditions such as osteoporosis. Eating foods rich in calcium, vitamin D, vitamin C and selenium will help keep your bones and joints healthy.Calcium is important because of its role in building and maintaining strong bones, thereby promoting healthy joint function, and milk is one of the best sources of calcium available.oods containing calcium, vitamin D, vitamin C and selenium are top choices to keep your bones and joints strong.