Vitamin C
Vitamin C derivatives: what is Ethyl Ascorbic Acid and how does it differ from ascorbic acid?
What is Ethyl Ascorbic Acid, and how does it differ from pure ascorbic acid? Covering the vitamin C derivative in four s'hevec products, its…
Articles on this topic
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Exfoliation
The difference between AHA and BHA: which acid for which skin?
AHAs work mainly on the skin's surface, BHA in the pores. A decision table by concern and skin type, the rule on using both…
Exfoliation
What is salicylic acid? How BHA works inside the pore
How does salicylic acid work in the pore opening, why is it called BHA, and who should take care? Plus its role in Slyc-Alright,…
Exfoliation
What is glycolic acid and what does it do? The smallest molecule in the AHA family
What glycolic acid is, how it works on the skin, why concentration and pH are read together and how long sun sensitivity lasts, along…
Pores
What is niacinamide and what does it do? How it works and which products contain it
What niacinamide is, how it works on the skin and whether it has side effects, with the niacinamide concentrations in s'hevec products in a…