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

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5-Amino-2,6-dimethoxy-3-hydroxypyridine and its salts

Korean: 5-아미노-2,6-다이메톡시-3-하이드록시피리딘 및 그 염류 · CAS 104333-03-1 ·

KR South Korea (MFDS)

Prohibited MFDS prohibited ingredients

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

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 5-Amino-2,6-dimethoxy-3-hydroxypyridine and its salts 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	Prohibited	—
AS ASEAN (10 countries)	Prohibited only in certain forms or uses	MFDS summary (Korean): when used as a substance in hair dye products^염모제로 사용되는 경우에 한함

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

Also listed as

5-Amino-2,6-dimethoxy-3-hydroxypyridine and its salts 5-아미노-2,6-다이메톡시-3-하이드록시피리딘 및 그 염류

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 5-Amino-2,6-dimethoxy-3-hydroxypyridine and its salts 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 5-Amino-2,6-dimethoxy-3-hydroxypyridine and its salts banned in South Korea?

In Korea's MFDS records it is listed as “Prohibited” (MFDS — cosmetic ingredient use restrictions).

Is 5-Amino-2,6-dimethoxy-3-hydroxypyridine and its salts 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 5-Amino-2,6-dimethoxy-3-hydroxypyridine and its salts called on Korean labels?

Korea's MFDS standard Korean name is 5-아미노-2,6-다이메톡시-3-하이드록시피리딘 및 그 염류.

What is the CAS number of 5-Amino-2,6-dimethoxy-3-hydroxypyridine and its salts?

CAS 104333-03-1 (from official records).