In our reference data, Cinnamal is an EU-declared allergen.
Cinnamal (cinnamaldehyde) is a naturally occurring aromatic aldehyde derived from cinnamon, used primarily as a fragrance and flavoring agent in cosmetic products. It is a recognized contact allergen and is one of the 26 fragrance allergens required to be labeled in the EU.
| Reported effect | How often | Notes |
|---|---|---|
| Allergic contact dermatitis | Uncommon | A well-documented fragrance sensitizer that can cause delayed-type hypersensitivity reactions in sensitized individuals. |
| Skin irritation | Uncommon | May cause redness, burning, or stinging, particularly at higher concentrations. |
| Contact urticaria | Rare | Immediate hives or wheal-and-flare reactions have been reported. |
| Perioral or mucosal reactions | Rare | Reported with flavoring uses such as in toothpaste or lip products. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.
Peer-reviewed papers on this ingredient, via PubMed.