# Piperazine

URL: https://app.greenveil.ai/ingredients/ingredient_cas_110_85_0
Categories: beauty, industrial, pharma
Functions: Flavouring and nutrient, Hardener
Identifier: 110-85-0

> Piperazine is used as flavouring and nutrient / hardener. Greenveil chemical-concern score: 100/100 — Critical concern driven by cmr.. Assessed from 7 sources.

## Safety assessment

- Chemical concern score: 100/100 — Critical concern driven by cmr.
- Confidence: 4
- Rationale: Piperazine is prohibited in cosmetic products under Annex II of the EU Cosmetics Regulation (EC) 1223/2009.

## Regulatory status

- EU: banned — Annex II of EU Cosmetics Regulation (EC) 1223/2009: substances prohibited in cosmetic products. CMR: Reprotoxic Cat. 2()
- US: commercial use observed — EPA CPDat observed this chemical in 20 composition records across product categories including Home maintenance, Laboratory supplies, Construction and building materials. EPA CPDat classifies this chemical for functional uses including Flavouring and nutrient, Hardener.
- US: inactive ingredient database — Route: ORAL; Dosage form: TABLET; Potency: 0.4 mg
- US: listed in openFDA substance — openFDA substance registry classifies this ingredient as chemical.

_Assessed by Greenveil._