Better crafting through chemistry: Hydrovance

Hydrovance by National Starch (INCI: hydroxyethyl urea) is a moisturizing agent that can be added to your lotions and water based products at 1 to 20%. It’s hygroscopic, meaning it draws water from the atmosphere (to your skin), so we treat it as a humectant. (In studies conducted by the company, Hydrovance absorbed 82% of…