Ask KBeauty Verified™

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

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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 →

Ah-7921

Korean: 에이에이치-7921 · CAS 55154-30-8 ·

KR South Korea (MFDS)

Prohibited MFDS prohibited ingredients

Conditions (official MFDS text, Korean):
다만, 같은 법 제2조제4호 단서에 따른 대마씨유 및 대마씨추출물의 테트라하이드로칸나비놀 및 칸나비디올에 대하여는 「식품의 기준 및 규격」에서 정한 기준에 적합한 경우는 제외

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.

Also listed as

AH-7921 에이에이치-7921

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 Ah-7921 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 Ah-7921 banned in South Korea?

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

Is Ah-7921 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 Ah-7921 called on Korean labels?

Korea's MFDS standard Korean name is 에이에이치-7921.

What is the CAS number of Ah-7921?

CAS 55154-30-8 (from official records).