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What is Vitamin C Serum?

What is Vitamin C Serum?
Update Time:2018-04-17

Vitamin C Serums are most commonly made with L-Ascorbic Acid (LAA), which is the active ingredient that I will be writing about today. Vitamin C Serum typically have higher concentrations of LAA when compared to Vitamin C Serum's cream/lotion based counterparts. When starting out using a vitamin c serum it is a good idea to gradually increase usage from a lower percentage (10%) and application times(1-2 days) to higher percentages(15-20%) and more frequent application