What is glycerin, and why is it used in skin care products?
Let's take a closer look at this popular ingredient and ask my dad what concentration is included in a moisturizer.
Ever since I started blogging about skin care, I’ve grown accustomed to seeing the same ingredients pop up over and over again. One of them is glycerin. A few months ago, a reader contacted me with an intriguing question: What’s the typical concentration of glycerin that would be included in a rich facial moisturizer? In this post, we’ll ask my dad that very question and give this ingredient some overdue attention.
