According to world top nutrition Vitamin C is very important for skin because in human body blood that portion that is based on water it want to get Vitamin C. according to research this is not possible to stor vitamin C in your body that is the reason Vitamin C is using direct on skin. In Pakistan Vitamin C are using in fair female and men creams that is the reason fair creams are very popular in female because through Vitamin C face and other body parts color change in fair color. According to international research Vitamin C is controlled skin over age factor and due to sun and pollution skin damage effects can easily reduced by Vitamin C usage.
Here we want to mention with Vitamin C extra usage your skin will damage so keep in mind this things.