What it means
It is well studied for hydration, and it is inexpensive and gentle, which is why it appears in many formulas, including the water-based base of many masks and serums.
Glycerin works best in humid conditions. In very dry air it can pull water from deeper skin, so it is usually combined with an occlusive or emollient.
Also known as
- glycerol
- glycerine
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Sources
General information, not medical advice. Talk to a clinician about any decision about your health.