Ask KBeauty Verified™

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

Reading time:

ChatGPT: 2 Claude: 1 Google · Gemini: 0 Perplexity: 0 Meta AI: 0 Amazon: 0 Others: 0

Read by AI & crawlers

ChatGPT2

Claude1

Google · Gemini0

Perplexity0

Meta AI0

Amazon0

Others0

Named by what the crawler says it is; look-alikes we detect are counted under Others. Google · Gemini includes Googlebot, Google’s search crawler, whose index Google also uses for its AI features; other search engines and bots are in Others. AI visibility →

N-Methyl-3-Nitro-p-Phenylenediamine and its salts

Korean: N-메틸-3-나이트로-p-페닐린다이아민 및 그 염류 · CAS 2973-21-9 ·

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 N-Methyl-3-Nitro-p-Phenylenediamine 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

N-Methyl-3-Nitro-p-Phenylenediamine and its salts N-메틸-3-나이트로-p-페닐린다이아민 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 N-Methyl-3-Nitro-p-Phenylenediamine 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 N-Methyl-3-Nitro-p-Phenylenediamine and its salts banned in South Korea?

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

Is N-Methyl-3-Nitro-p-Phenylenediamine 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 N-Methyl-3-Nitro-p-Phenylenediamine and its salts called on Korean labels?

Korea's MFDS standard Korean name is N-메틸-3-나이트로-p-페닐린다이아민 및 그 염류.

What is the CAS number of N-Methyl-3-Nitro-p-Phenylenediamine and its salts?

CAS 2973-21-9 (from official records).