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 →

HC Yellow No 7

CAS 104226-21-3 ·

KR South Korea (MFDS)

No specific rule on file.

EU European Union (CosIng)

Restricted Annex III/260

Maximum: 0,25%

Conditions: Product type: Hair dye substance in oxidative hair dye products

Source: EU CosIng — Annex III · checked Oct 17, 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

HC Yellow No 7

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 HC Yellow No 7 banned in the European Union?

In the EU's CosIng records it is listed as “Restricted” (EU CosIng — Annex III). The maximum allowed is 0,25%. A restricted ingredient is allowed within the stated conditions.

Is HC Yellow No 7 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 HC Yellow No 7 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 the CAS number of HC Yellow No 7?

CAS 104226-21-3 (from official records).