Ask KBeauty Verified™

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

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Strychnine hydrochloride

Korean: 스트리키닌하이드로클로라이드 · CAS 1421-86-9 ·

KR South Korea (MFDS)

Prohibited MFDS prohibited ingredients

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

Strychnine hydrochloride 스트리키닌하이드로클로라이드

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 Strychnine hydrochloride 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 Strychnine hydrochloride banned in South Korea?

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

Is Strychnine hydrochloride 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 Strychnine hydrochloride called on Korean labels?

Korea's MFDS standard Korean name is 스트리키닌하이드로클로라이드.

What is the CAS number of Strychnine hydrochloride?

CAS 1421-86-9 (from official records).