Skincare ABCs | Serums and Moisturisers, Humectants and Emollients
I was talking to a friend about humectants and emollients because she’d recently bought a serum. Like many serums in the market, it contains humectants which are placed high on the ingredient list; that is, they are the active ingredients of the product.
A cosmetology expert once explained to me that humectants work hand in hand [...]
