SkinCeuticals C+AHA not only improves the look of the skin on the outside, but it works deep into the skin to help it inside as well. It combines two different antioxidants to improve the signs of aging. This product contains a 15% L-ascorbic acid concentrate, which helps against the suns harmful rays and also has a 10% hydroxyl acid concentrate to gently exfoliate the skin by removing dead cells.

Size: 6 samples equals approximately 30ml / 1oz total