Basil (Ocimum basilicum) extract is a plant-derived ingredient rich in antioxidants and aromatic compounds, used in skincare for its antioxidant, antimicrobial, and soothing properties. It may help protect skin from oxidative stress and is often included in cleansing or anti-blemish formulations.
| Reported effect | How often | Notes |
|---|---|---|
| Contact dermatitis / skin irritation | Uncommon | Localized redness or itching, more likely in those with sensitive skin or fragrance allergies. |
| Allergic contact sensitization | Rare | Linked to aromatic constituents such as eugenol and linalool, which are known potential allergens. |
| Photosensitivity | Very rare | Occasionally reported with certain essential oil components, though basil is not a strong phototoxic agent. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.
Peer-reviewed papers on this ingredient, via PubMed.