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

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2,6-Diaminopyridine Sulfate

Korean: 2,6-다이아미노피리딘설페이트 · Functions: hair dyeing

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 2,6-Diaminopyridine Sulfate is treated in 2 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	Restricted	MFDS summary (Korean): * 【화장품 중 최대사용농도】 배합한도 (산화형 염색제) : 0.002%(유리기로 계산)
AS ASEAN (10 countries)	Restricted	MFDS summary (Korean): * 【Restrictions】 Field of application and/or use : Hair dye substance in oxidative hair dye products Use for dyeing eyelashes and eyebrows is not permitted. * 제한 【사용 범위】 : 산화형 염모제에 염색 성분으로 속눈썹 또는 눈썹을 염색하는데 사용하지 마십시오 * 【Restrictions】 Other limitations and requirements : After mixing under...

Source: MFDS cosmetic ingredient use restrictions — overseas regulations · checked Oct 17, 2026

Also listed as

2,6-Diaminopyridine Sulfate 2,6-다이아미노피리딘설페이트

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.

Frequently asked questions

Is 2,6-Diaminopyridine Sulfate banned in the European Union?

We found no specific rule for it in the EU's CosIng records. That is not an approval or a safety statement.

Is 2,6-Diaminopyridine Sulfate banned in South Korea?

We found no specific rule for it in Korea's MFDS records. That is not an approval or a safety statement.

Is 2,6-Diaminopyridine Sulfate allowed in cosmetics in the U.S.?

We found no specific rule for it in the FDA's records. That is not an approval or a safety statement.

What is 2,6-Diaminopyridine Sulfate used for in cosmetics?

The EU's CosIng inventory lists its functions as: hair dyeing.

What is 2,6-Diaminopyridine Sulfate called on Korean labels?

Korea's MFDS standard Korean name is 2,6-다이아미노피리딘설페이트.