Rating Ingredient
Good

hexylene glycol

Categories: Slip Agents
Good

hydrolysed silk

An animal-derived byproduct made by hydrolysing the silk protein obtained from the spent cocoon of the silkworm. Helps to condition skin and hair, imparting a smooth feel.

Categories: Antioxidants, Slip Agents
Good

methicone

One of the simpler silicones due to its less complex molecular structure. It helps give skin products a silky feel and helps skin retain moisture.

Good

methyl trimethicone

Good

stearyl dimethicone

Stearyl dimethicone is a synthetic skin-conditioning agent that's a siloxane polymer...

Categories: Silicones, Slip Agents
Good

stearyl methicone

Silicone polymer used as a skin-conditioning or occlusive agent.

Good

silica dimethyl silylate

Used as a slip and suspending agent.

Categories: Silicones, Slip Agents
good

silicone

Substance derived from silica (sand is a silica). The unique fluid properties of silicone give it a...

Good

silk powder

Synthetically derived powder used as an absorbent and slip agent.

Categories: Absorbent, Slip Agents
Good

siloxane

Good

simethicone

Mixture of dimethicone with silica; related to silicones, but used as an antifoaming agent.

Categories: Silicones, Slip Agents
Good

triethoxycaprylylsilane

Silicone that functions as a binding agent and emulsifier. 

Categories: Silicones, Slip Agents
Good

trimethylsiloxysilicate

Used as a skin-softening and occlusive agent.

Best

xylitol

Xylitol is a sugar alcohol that may be plant-derived or synthetic (Paula’s Choice uses the former).

Good

zinc stearate

The zinc salt of stearic acid. It has multiple functions in cosmetics, including serving as the...

Good

cetearyl olivate

Cetearyl olivate is an ester of cetearyl alcohol and fatty acids from olive oil.

Good

slip agent

Term used to describe a range of ingredients that help other ingredients spread over the skin and...

Categories: Slip Agents
Best

sorbitol

Sorbitol is a type of sugar that can be created synthetically or derived from natural sources.

About the Experts

Paula Begoun is the best-selling author of 20 books about skincare and makeup. She is known worldwide as The Cosmetics Cop and creator of Paula’s Choice Skincare. Paula’s expertise has led to hundreds of appearances on national and international radio, print, and television including:

The Paula's Choice Research Team is dedicated to busting beauty myths and providing expert advice that solves your skincare frustrations so you can have the best skin of your life!