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GUAIENE.

Insufficient Data CAS 88-84-6 / PERFUMING

Guaiene is a sesquiterpene component found in various essential oils, identified for its antioxidant capabilities within plants. Although specific human skin benefits lack extensive scientific documentation, its structural similarity to compounds like Guaiazulene suggests potential for anti-inflammatory and antioxidant activities. It is broadly incorporated as a fragrance ingredient across numerous product categories.

Fragrance Agent

Science

Alpha-guaiene functions as an antioxidant in botanical systems. However, specific mechanisms of action detailing Guaiene's cosmetic benefits on human skin are not extensively documented in current research. Insights may be drawn from related compounds such as Guaiazulene, an azulene derivative, which exhibits anti-inflammatory effects through cyclooxygenase (COX) enzyme inhibition, antioxidant activity via free radical scavenging, and antimicrobial properties.


Research

Low confidence
Effective range N/A
Optimal

N/A


Transparency

Not commonly dusted

The Formula

Solubility
Oil
Optimal pH N/A
0 7 14

Stability

Alpha-Guaiene demonstrates stability against heat and oxidation. For optimal preservation of its aromatic integrity and physicochemical properties, storage in a cool, dry, well-ventilated area, away from direct sunlight and heat sources, in a tightly sealed container is recommended.


Safety

CIR Status
Not reviewed
Max tested
2%
Sensitization risk Low

Guaiene is recommended for use in fragrance concentrates at levels up to 2.0%. Human experience from patch tests with a 2.0% solution indicated no signs of irritation or sensitization. However, GHS classifications for both alpha-guaiene and beta-guaiene state they 'Cause skin irritation' (H315) and 'Cause serious eye irritation' (H319) in their concentrated forms. Beta-Guaiene is additionally listed by the FDA as a flavoring agent.


Your Skin

No Normal
No Dry
No Oily
No Sensitive
Irritancy Unknown
Comedogenicity Unknown

Our Assessment

Insufficient Data

While Guaiene is a common fragrance ingredient with documented plant antioxidant properties, the current lack of specific human clinical data and its 'not reviewed' CIR status warrant further investigation for its role in precision skincare formulations, despite promising potentials inferred from related compounds.


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