La Roche-Posay Micellar Water Ultra For Sensitive Skin Versus Garnier Micellar Cleansing Jelly Water With Charcoal

Poloxamer 184 is a surfactant and emulsifier made from polyoxyethylene and polyoxypropylene units.

It allows ingredients that don't normally mix (like water and oil) to blend together and stay stable; this makes it easier for cleansers and makeup removers to grab onto dirt, oil, and makeup to be rinsed away more easily.

Water. It's the most common cosmetic ingredient of all. You'll usually see it at the top of ingredient lists, meaning that it makes up the largest part of the product.

So why is it so popular? Water most often acts as a solvent - this means that it helps dissolve other ingredients into the formulation.