... We get what we need, instead, from food. You need vitamin C for the growth and repair of tissues ... skin, cartilage, tendons, ligaments, and blood vessels. Vitamin C is essential for healing wounds, and for repairing ... of health conditions such as cancer, heart disease, and arthritis.There have been rare reports of vitamin C ... studies, no effect was found with doses of vitamin C up to 1,000 mg per day. ...