Best For Skin Types
All
Usage Frequency
As tolerated
What Is Cinnamyl Alcohol?
Cinnamyl alcohol is an organic compound derived from cinnamon and other natural sources. It is commonly used in cosmetics and fragrances as a perfuming ingredient, contributing to the scent profile of skincare products.
In formulations, cinnamyl alcohol serves primarily as a fragrance component rather than an active skincare ingredient. It is found in approximately 0.5% of skincare products on the market.
How It Works
Cinnamyl alcohol functions as a fragrance ingredient by delivering aromatic compounds when applied to the skin. Research shows that when cinnamyl alcohol penetrates the skin, it does not transform into other compounds in significant amounts, meaning it largely maintains its chemical structure during skin contact.
Unlike related compounds such as cinnamaldehyde, cinnamyl alcohol does not appear to undergo substantial metabolic conversion within the skin layers, which may contribute to its established safety profile.
Clinical Evidence & References
Safety assessments conducted by the Research Institute for Fragrance Materials (RIFM) have evaluated cinnamyl alcohol across multiple toxicological endpoints, including genotoxicity, skin sensitization, and developmental toxicity. Data indicate that cinnamyl alcohol is not genotoxic, and exposure levels in cosmetic use fall below concern thresholds for both reproductive and developmental safety.
Fragrance ingredients, including cinnamyl alcohol, are recognised as a potential cause of allergic contact dermatitis in sensitive individuals. However, cinnamyl alcohol specifically has demonstrated a favourable sensitization profile in safety assessments. As with all fragrance materials, individual tolerance varies.
How to Use
Cinnamyl alcohol is typically incorporated into formulations by manufacturers rather than applied separately by consumers. If using a product containing this ingredient and you have fragrance sensitivity, it is sensible to patch test first or avoid the product. Those with known cinnamon sensitivity may wish to check product ingredient lists, as cross-reactivity is possible.
Safety & Precautions
Frequently Asked Questions
From the Clinic
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Citral
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Citral Ethyleneglycol Cyclic Acetal
A synthetic fragrance component that adds scent to skincare formulations
Citronellal
A plant-derived fragrance compound with emerging research into skin cell renewal
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