Foods that are generally allowed on a low-fiber diet include: 1  White bread without nuts and seeds. 2  White rice, plain white pasta, and crackers. 3  Refined hot cereals, such as Cream of Wheat, or cold cereals with less than 1 gram of fiber per serving.  Pancakes or waffles made from white refined flour.
Collagen is a nutritional supplement made from animal or fish materials. It's rich in amino acids that play an important role in the building of joint cartilage and it may have anti-inflammatory effects. Trials into collagenâs role in treating osteoarthritis give mixed results.
Overview. Collagen is a fibrous protein that functions as a building block for skin, tendons, joints, other connective tissues and bones. Collagen also keeps skin, bones, teeth and blood vessels healthy. Taking collagen supplements helps replenish and replace natural collagen, which decreases with age.