The ingredient, explained

Pinene

Pinene has published research relevant to cosmetic safety assessment.

AntifoamingMasking

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Ingredient guide

What it is and what it does

Bicyclo[3.1.1]hept-2-ene, 2‚6,6-trimethyl-

About this ingredient: EU CosIng ingredient registry (via Open Beauty Facts taxonomy) ↗

Antifoaming: Reduces unwanted foam during manufacture or product use.
Masking: Reduces or conceals the formula's underlying odour or taste.

Function definitions: European Commission ingredient function definitions (SCCNFP/0299/00, pages 16 to 20) ↗

Registry functions describe possible formulation roles, not results for a finished product. A dictionary entry is not an approval or a safety assessment.

A closer look

What the research shows

Safety assessment

The published assessment evaluates alpha-pinene fragrance safety endpoints; skin sensitization assessment uses explicitly justified beta-pinene read-across.

What this does not tell us

Fragrance safety context and endpoint-specific read-across. No human skin-benefit trial is established.

Sources for this summary. PubMed 34838673 ↗

Research review checked Oct 1, 2026

Selective exact-identity review of 3 supplied local candidates and the targeted primary-source search recorded below. Bounded review, not a systematic search.

Ingredient research is not proof that a product containing this ingredient works.

Read the 1 selected study

Safety assessment
RIFM fragrance ingredient safety assessment, α-pinene, CAS Registry Number 80-56-8. ↗
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association · 2022

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