Ingredient Guide
Carbomer
Also known as: Carbomer, Carbopol, Carbomer 940, Carbomer 980
All skin types
What It Is
A synthetic polymer made from acrylic acid. One of the most commonly used thickening agents in skincare — giving gels and lightweight creams their characteristic texture.
What It Does
Creates and stabilizes the gel or lightweight lotion texture of many skincare products. Allows high-active formulas to have a clean, non-greasy skin feel.
Best For
Texture and stability — functional ingredient
Benefits
- Creates clean gel textures ideal for active serums
- Works at low concentrations — minimal formula impact
- Stable over a wide temperature range
When to Be Careful
- Very rare sensitization — considered safe at standard concentrations
Commonly Found In
SerumsGel moisturizersSPF gelsLightweight creams
FAQs About Carbomer
What does carbomer do in skincare?
Carbomer is a thickener that gives lightweight serums and gels their gel-like consistency. Without it, many active serums would be too watery to apply evenly.
Is carbomer safe in skincare?
Yes — carbomer is considered safe and is one of the most widely used cosmetic thickening agents globally, approved by all major regulatory bodies.