Vitamin C is a skincare powerhouse known for its ability to brighten the complexion, reduce hyperpigmentation, and boost ...

Of all the vitamin-C options, our experts generally recommend looking for serums that contain ascorbic acid, also known as L-ascorbic acid, which is the most active and purest form of vitamin C.

How should I use L-ascorbic acid and how often? Hiscock says L-ascorbic acid should be applied in the morning to make the most of its antioxidant properties. It usually comes in serum or cream ...

The key is to look for the type of vitamin C being used. 'L-ascorbic acid or ascorbic acid is more stable than others and will maintain its strength longer.' As you probably know, there are ...

C. Ascorbic acid as a sensor of oxidative stress and a regulator of gene expression: The Yin and Yang of Vitamin C. Med Hypoth 69, 953–954 (2007). Grollman, A. P. & Lehninger, A. L. Enzymic ...