The perfect Vitamin C skincare product should be the center of every (good) skincare regimen. Vitamin C has been clinically proven to reduce the appearance of fine lines and wrinkles and assist with improving the appearance of all skin types. But it constantly needs to be replenished and supplemented to truly protect your skin from environmental damage.
So how do you make sure you are buying the most effective Vitamin C serum?
Firstly, be sure your Vitamin C formulations are in the form of L-Ascorbic Acid. They also need to be in an aqueous (water) based solution.
Finally, The pH should be below 4.2, with the concentration of vitamin C at or below 20%.