Ask KBeauty Verified™

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

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Parafluorobutyrylfentanyl

Korean: 파라플루오로부티릴펜타닐 · CAS 244195-31-1 ·

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 16, 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

Parafluorobutyrylfentanyl 파라플루오로부티릴펜타닐

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 Parafluorobutyrylfentanyl 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 Parafluorobutyrylfentanyl banned in South Korea?

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

Is Parafluorobutyrylfentanyl 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 Parafluorobutyrylfentanyl called on Korean labels?

Korea's MFDS standard Korean name is 파라플루오로부티릴펜타닐.

What is the CAS number of Parafluorobutyrylfentanyl?

CAS 244195-31-1 (from official records).