Laureth-21
Laureth-21 is a cosmetic ingredient used as a cleansing, surfactant - cleansing agent. It is used in 100 products in our dataset. It is regulated in the EU (listed in a Cosmetics Regulation annex).
| INCI name | LAURETH-21 |
| Function | CLEANSING, SURFACTANT - CLEANSING |
| CAS number | 9002-92-0 |
| Prevalence | 100 products (0.11% of dataset) |
| Most used in | Makeup |
| EU status | Restricted (annex ) |
| Monthly searches | 10 |
Used in
Mascaras 39%Eyeliners 35%Eyebrows 15%Face Cleansers 3%False Eyelashes 2%Sheet Masks 2%
Frequently asked
- What does Laureth-21 do in skincare?
- Laureth-21 functions as a cleansing, surfactant - cleansing agent in cosmetic formulas.
- Is Laureth-21 allowed in cosmetics?
- Yes, but it is regulated in the EU — it appears in a Cosmetics Regulation annex with usage conditions.
- What products contain Laureth-21?
- It is most commonly found in Makeup products, especially mascaras (39% of its uses).
Manufacturers with experience using Laureth-21
Match with vetted US contract manufacturers that have hands-on experience formulating with this ingredient.