Betaine

Betaine is a cosmetic ingredient used as a hair conditioning, humectant agent. It appears in about 7% of cosmetic products in our 90,000+ product dataset. It carries no restriction under the EU Cosmetics Regulation annexes. PubMed carries 442 studies of its skin or topical use.

INCI nameBETAINE
FunctionHAIR CONDITIONING, HUMECTANT, SKIN CONDITIONING - HUMECTANT
CAS number107-43-7/ 590-47-6
EC number203-490-6/ 209-684-7
Prevalence6,219 products (6.7% of dataset)
Most used inSkincare
EU statusNo annex restriction
Scientific studies442 on PubMed (skin/cosmetic/topical)
Monthly searches9,900

Used in

Serums 18.1%General Moisturizers 14.2%Toners 12.8%Sheet Masks 7.9%Face Cleansers 7.6%Ampoules 3.4%

Frequently asked

What does Betaine do in skincare?
Betaine functions as a hair conditioning, humectant agent in cosmetic formulas.
What products contain Betaine?
It is most commonly found in Skincare products, especially serums (18.1% of its uses).

Manufacturers with experience using Betaine

Match with vetted US contract manufacturers that have hands-on experience formulating with this ingredient.