Korean: 다이메틸피페라지늄아미노피라졸피리딘에이치씨엘 · CAS 1256553-33-9 · Functions: hair dyeing
No specific rule on file.
Restricted Annex III/315
Conditions: Product type: Hair dye substance in oxidative hair dye products. As from 3 June 2021, after mixing under oxidative conditions the maximum concentration applied to hair must not exceed 2 % (calculated as free base).
Required label warning: As from 3 December 2021, to be printed on the label: The mixing ratio. ‘! Hair colorants can cause severe allergic reactions. Read and follow instructions. This product is not intended for use on persons under the age of 16. Temporary “black henna” tattoos may increase your risk of allergy. Do not colour your hair if: — you have a rash on your face or sensitive, irritated and damaged scalp, — you have ever experienced any reaction after colouring your hair, — you have experienced a reaction to a temporary “black henna” tattoo in the past.’
Source: EU CosIng — Annex III · checked Oct 16, 2026
No specific rule on file. The FDA regulates few cosmetic ingredients by name; no rule does not mean approval.
How Dimethylpiperazinium Aminopyrazolopyridine HCL is treated in 1 more market, 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 |
|---|---|---|
| AS ASEAN (10 countries) | Restricted | MFDS summary (Korean): * 【Restrictions】 Field of application and/or use : Hair dye substance in oxidative hair dye products * 제한 【사용 범위】 : 산화형 염모제에서 염색 성분 * 【Restrictions】 Other limitations and requirements : After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 2 %... |
Source: MFDS cosmetic ingredient use restrictions — overseas regulations · checked Oct 16, 2026
DIMETHYLPIPERAZINIUM AMINOPYRAZOLOPYRIDINE HCL 다이메틸피페라지늄아미노피라졸피리딘에이치씨엘
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.
In the EU's CosIng records it is listed as “Restricted” (EU CosIng — Annex III). A restricted ingredient is allowed within the stated conditions.
We found no specific rule for it in Korea's MFDS records. That is not an approval or a safety statement.
We found no specific rule for it in the FDA's records. That is not an approval or a safety statement.
The EU's CosIng inventory lists its functions as: hair dyeing.
Korea's MFDS standard Korean name is 다이메틸피페라지늄아미노피라졸피리딘에이치씨엘.
CAS 1256553-33-9 (from official records).