Vitamin C (L-ascorbic acid ) is a nutrient that your body is not able to produce itself and therefore you need to eat those healthy fruits and vegetables that contain it. You've heard that vitamin C is used to help treat colds but did you know that it is also used to prevent and even reverse aging skin? Vitamin C has been studied for a few decades to determine its effect on the skin. Although the jury is still out as to whether or not it is as beneficial as professed, it has proven helpful for some people.

Full story: canadianliving.com