What it is
Cinnamal is the principal aromatic compound responsible for the characteristic odor of cinnamon. In cosmetics it is added in small amounts as a fragrance or to mask base odors. It occurs naturally in cinnamon and can also be produced synthetically.
Safety & warnings
Cinnamal is a recognized fragrance allergen and is among the fragrance substances that must be declared on labels in the EU when present above set thresholds. It can cause contact sensitization and irritation in susceptible individuals, so leave-on products typically use it at low levels.
Origin & sourcing
Occurs naturally in cinnamon bark oil and is also produced synthetically.
Questions everyone asks
What is cinnamal?
It is an aromatic aldehyde, the main compound behind the smell of cinnamon, used as a fragrance ingredient.
Is cinnamal an allergen?
Yes, it is a recognized fragrance allergen that must be declared on EU labels above set thresholds and can cause sensitization.