Each tube (0.6 g) is enough for 4 oz of cream. It may take a while to mix, but if you introduce the powder slowly it will dissolve well. Mix into your favorite cream, our Canvas Base Cream, European Cream, or oil-based serum.
Esterification of ascorbic acid with a fatty acid (palmitic acid) may help extend the life of ascorbic acid.
Several and varied antioxidants will help the skin eliminate free radicals formed in the course of normal metabolism. Look for our Antioxidant Booster as a source of great antioxidants that can do their job in the oily phase. For the water phase, magnesium ascorbyl phosphate and EGCG from green tea are good options.