Ask KBeauty Verified™

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

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Hydrazinium Dihydrogen Phosphate

Korean: 하이드라지늄다이하이드로젠포스페이트 · CAS 15823-35-5 ·

KR South Korea (MFDS)

Prohibited MFDS prohibited ingredients

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.

Other markets

How Hydrazinium Dihydrogen Phosphate is treated in 6 more markets, from the overseas cosmetic regulation database compiled by Korea's MFDS. Always confirm with the regulator of that country before selling there.

Market	Status	Conditions
CN China	Prohibited	—
AS ASEAN (10 countries)	Prohibited	—
TW Taiwan	Prohibited	—
CA Canada	Prohibited	—
BR Brazil	Prohibited	—
AR Argentina	Prohibited	—

Source: MFDS cosmetic ingredient use restrictions — overseas regulations · checked Oct 17, 2026

Also listed as

Hydrazinium Dihydrogen Phosphate 하이드라지늄다이하이드로젠포스페이트

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 Hydrazinium Dihydrogen Phosphate 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 Hydrazinium Dihydrogen Phosphate banned in South Korea?

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

Is Hydrazinium Dihydrogen Phosphate 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 Hydrazinium Dihydrogen Phosphate called on Korean labels?

Korea's MFDS standard Korean name is 하이드라지늄다이하이드로젠포스페이트.

What is the CAS number of Hydrazinium Dihydrogen Phosphate?

CAS 15823-35-5 (from official records).