Ask KBeauty Verified™

KBeauty Verified™ — K-beauty checked against official records from Korea, the EU and the U.S.

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Hair Keratin Amino Acids

Korean: 헤어케라틴아미노산 · Functions: hair conditioning, skin conditioning

KR South Korea (MFDS)

No specific rule on file.

EU European Union (CosIng)

No specific rule on file.

US United States (FDA)

No specific rule on file. The FDA regulates few cosmetic ingredients by name; no rule does not mean approval.

Other markets

How Hair Keratin Amino Acids is treated in 5 more markets, from the overseas cosmetic regulation database compiled by Korea's MFDS. Always confirm with the regulator of that country before selling there.

Market	Status	Conditions
CN China	Prohibited	—
AS ASEAN (10 countries)	Prohibited	—
TW Taiwan	Prohibited	For case review, the applicant should submit relevant documents or information, including the qualifications of the exosome donor, preparation processes and inspection reports, stability tests, safety tests, as well as absorption, distribution, metabolism, and excretion tests.
BR Brazil	Prohibited	—
AR Argentina	Prohibited	—

Source: MFDS cosmetic ingredient use restrictions — overseas regulations · checked Oct 16, 2026

Also listed as

Hair Keratin Amino Acids 헤어케라틴아미노산

Information only, not medical advice. Rules change — always check the linked official source. If you are pregnant, have a skin condition or allergies, ask a dermatologist or pharmacist.