Clove contains several phenolic compounds, and is one of the most abundant sources of eugenol and gallic acid.
The spice is also a rich source of the flavonoids kaempferol and quercetin, as well as caffeic, ferulic, elagic and salicylic acids.
Due to the collective antioxidant, antimicrobial and anti-inflammatory properties of these compounds, clove is widely used in the cosmetic and pharmaceutical industries