Histidine Hcl

Histidine Hcl is a cosmetic ingredient used as a hair conditioning, skin conditioning agent. It is used in 27 products in our dataset. It is regulated in the EU (listed in a Cosmetics Regulation annex).

INCI nameHISTIDINE HCL
FunctionHAIR CONDITIONING, SKIN CONDITIONING
CAS number645-35-2 / 5934-29-2
EC number211-438-9 (L) / -
Prevalence27 products (0.03% of dataset)
Most used inSkincare
EU statusRestricted (annex )
Monthly searches70

Used in

Conditioners 14.8%Face Cleansers 14.8%General Moisturizers 11.1%Body Lotions 7.4%Essences 7.4%Eye Moisturizers 7.4%

Frequently asked

What does Histidine Hcl do in skincare?
Histidine Hcl functions as a hair conditioning, skin conditioning agent in cosmetic formulas.
Is Histidine Hcl allowed in cosmetics?
Yes, but it is regulated in the EU — it appears in a Cosmetics Regulation annex with usage conditions.
What products contain Histidine Hcl?
It is most commonly found in Skincare products, especially conditioners (14.8% of its uses).

Manufacturers with experience using Histidine Hcl

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