Calcium ascorbate is the calcium salt of ascorbic acid, or vitamin C. In cosmetics, it functions as an antioxidant and as a skin conditioning agent (R).
Calcium ascorbate is more chemically stable than ascorbic acid, which is very unstable in aqueous solutions and oxidises easily (R).
| Outcome | Grade | Effect | Studies | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Skin Hydration | 
        B
       | 
 | 
 | |||||||