Glycerin is the boring humectant that actually works in your climate
TL;DR: Glycerin has more published hydration data than any other humectant in skincare, and it costs about a dollar a kilogram in…
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TL;DR: Glycerin has more published hydration data than any other humectant in skincare, and it costs about a dollar a kilogram in…
TL;DR: Ceramide moisturizers work brilliantly for the first month, then most people notice diminishing returns. The reason is usually not the ceramide…