Weekend Wonderings: Which humectants wash off skin or hair easily? What’s the best way to make a label?
In this post, Better crafting through chemistry, Anna asks: Do you know which humectants except for glycerin doesn´t wash off? Hydrolyzed proteins? Hyaluronic acid? Different quats? Great question! I have read that sodium lactate and sodium PCA wash off, but I’ve not heard that glycerin washes off. Hydrolyzed proteins and cationic polymers are substantive, meaning they...
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