Piel

Betaine

INCI name: Betaine

Betaine is classed in the EU CosIng database as hair conditioning, humectant and skin conditioning (humectant). Piel groups it with humectants.

What it does

How Piel groups it

Piel's knowledge base files Betaine under:

Found in 2,580 products in Piel's catalogue.

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Identifiers

INCI name
Betaine
CAS number
107-43-7 / 590-47-6
EC number
203-490-6 / 209-684-7
CosIng reference
74520

Data from Piel's records, September 19, 2026