Carbomer is a polymer of acrylic acid. Its main role is to create a gel consistency.

A high amount of carbomer can cause pilling or balling up of products. Don't worry, most products contain 1% or less of carbomer.

Paraffin is a solid created from petroleum. The term 'paraffin' can also refer to either
petroleum jelly or mineral oil.

It has natural occlusive properties which can worsen oily skin. Due to its petrolatum base, this ingredient is not fungal-acne safe.

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.