Propylene Glycol In Skin Care Side Effects. It is used to improve the texture and stability of a formulation. If liquid propylene glycol is spilled on the skin, it may cause skin irritation and burning.

There are differing opinions about whether or not propylene glycol is a dangerous toxin, with some investigated potential adverse effects being skin irritations, allergic reactions, neurological symptoms, respiratory issues and more. Following are the propylene glycol dangers commonly noted if ingested in large amount. What is propanediol and what does it do?