What is allantoin, and why is it used in skincare products?
Let's take a closer look at this ingredient, which is included in many types of products, ranging from eczema balms to sheet masks.
Do you ever notice the same ingredients appearing in lots of skincare products? Stuff you never noticed before? This happened recently with phenoxyethanol, a preservative that is often used as an alternative to parabens. Now it’s happening again with allantoin—I’m suddenly noticing it in lots of products that I write about on this blog. Allantoin is a white powder that has no odor, and provides conditioning properties to the skin, according to the National Eczema Foundation.