Ask KBeauty Verified™

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

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Acid Red 27 Aluminum Lake

Korean: 적색2호 · Functions: hair dyeing

KR South Korea (MFDS)

Restricted MFDS restricted ingredients

Conditions (official MFDS text, Korean):
* 배합한도 : 영유아용 제품류 또는 만 13세 이하 어린이가 사용할 수 있음을 특정하여 표시하는 제품에 사용할 수 없음

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

EU European Union (CosIng)

Prohibited Annex II/1350

Conditions: Trisodium 3-hydroxy-4-(4'-sulphonatonaphthylazo)naphthalene-2,7-disulphonate (Acid Red 27; CI 16185) when used as a substance in hair dye products

Source: EU CosIng — Annex II · checked Oct 16, 2026

Approved colorant Annex IV/33

Conditions: Trisodium 3-hydroxy-4-(4'-sulphonatonaphthylazo)naphthalene-2,7-disulphonate

Required label warning: Purity criteria as set out in Commission Directive 95/45/EC (E 123)

Source: EU CosIng — Annex IV · checked Oct 16, 2026

US United States (FDA)

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

Also listed as

ACID RED 27 ALUMINUM LAKE

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 Acid Red 27 Aluminum Lake banned in the European Union?

In the EU's CosIng records it is listed as “Prohibited” (EU CosIng — Annex II).

Is Acid Red 27 Aluminum Lake banned in South Korea?

In Korea's MFDS records it is listed as “Restricted” (MFDS — cosmetic ingredient use restrictions). A restricted ingredient is allowed within the stated conditions.

Is Acid Red 27 Aluminum Lake 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 Acid Red 27 Aluminum Lake used for in cosmetics?

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

What is Acid Red 27 Aluminum Lake called on Korean labels?

Korea's MFDS standard Korean name is 적색2호.