Avacare EFFER vitamin c helps in the growth and repair of tissues of bones, cartilage, tendons, skin, hair, muscles and many more. along with that, it helps in wound healing and also enhances absorption of iron in our body. excess of free radicals can speed up the ageing process, vitamin c due to its rich antioxidant properties help to reduce the harmful effects of these free radicals. foods rich in viamin c include tomatoes and citrus fruits. your doctor will prescribe vitamin c if he/she suspects its deficiency.