Ask KBeauty Verified™

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

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Nigrosine spirit soluble (Solvent Black 5) and its salts

Korean: 니그로신스피릿솔루블 및 그 염류 · CAS 11099-03-9 ·

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 Nigrosine spirit soluble (Solvent Black 5) 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

Nigrosine spirit soluble (Solvent Black 5) and its salts 니그로신스피릿솔루블 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 Nigrosine spirit soluble (Solvent Black 5) 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 Nigrosine spirit soluble (Solvent Black 5) and its salts banned in South Korea?

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

Is Nigrosine spirit soluble (Solvent Black 5) 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 Nigrosine spirit soluble (Solvent Black 5) and its salts called on Korean labels?

Korea's MFDS standard Korean name is 니그로신스피릿솔루블 및 그 염류.

What is the CAS number of Nigrosine spirit soluble (Solvent Black 5) and its salts?

CAS 11099-03-9 (from official records).