It is necessary for collagen formation, the substance that holds the body together, found in the bones, muscles, skin and tendons, and is an important part of the process that enables cells to form into tissue. It also functions as an antioxidant. Adequate vitamin C intake is vital for healing injured muscles, tendons, ligaments, and intervertebral discs, as well as for keeping the vertebrae strong.
Vitamin C can be found in fruits such as strawberries, kiwi and citrus fruits (oranges, guavas, grapefruits), as well as in many vegetables such as tomatoes, broccoli, spinach, red and green peppers, and sweet potatoes. It is commonly available in supplement form.