Ingredient Directory
Low Concern Evaluator Flag

Hydrolyzed Keratin

Hydrolyzed keratin protein

Safety Notes

Keratin protein fragments from wool or feathers; fills hair cortex damage; temporarily repairs split ends; film-forming on hair surface; not vegan; molecular weight determines penetration vs. surface coating; plant keratin alternatives emerging but not equivalent chemistry

Function & Common Use

Function

Hair Conditioning / Film Former

Category

Conditioner

Common In

Hair masks conditioners shampoos protein treatments

Origin

Animal (wool/feathers)

Concentration Limits

India (CDSCO)

No limit

EU Cosmetics Reg.

No limit

Frequently Asked Questions

Is Hydrolyzed Keratin safe to use in skincare?

Hydrolyzed Keratin has a Low concern rating from The Clean Sheet. Keratin protein fragments from wool or feathers; fills hair cortex damage; temporarily repairs split ends; film-forming on hair surface; not vegan; molecular weight determines penetration vs. surface coating; plant keratin alternatives emerging but not equivalent chemistry

Is Hydrolyzed Keratin allowed in India?

Hydrolyzed Keratin is currently classified as "Permitted" under Indian cosmetics regulations. No concentration limit is specified for India.

What is Hydrolyzed Keratin used for in cosmetics?

Hydrolyzed Keratin functions as: Hair Conditioning / Film Former. It is commonly found in: Hair masks conditioners shampoos protein treatments.

TCS Assessment
Low Concern
Based on peer-reviewed safety data, regulatory status, and expert review by The Clean Sheet panel.

Regulatory Status

India (CDSCO)
Permitted
EU
Permitted
US FDA
Permitted
Korea (MFDS)
Permitted

Identifiers

CAS69430-36-0
ECN/A

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