Carnitine is an amino acid derivative used in skincare primarily to reduce sebum production and improve the appearance of oily skin. It supports fatty acid transport and lipid metabolism within cells.
| Reported effect | How often | Notes |
|---|---|---|
| Mild skin irritation | Rare | Occasional redness or stinging upon application, generally transient. |
| Contact dermatitis | Very rare | Allergic reaction is uncommon and poorly documented in topical use. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.