Piper Nigrum (black pepper) seed extract is used in skincare for its piperine content, which provides antioxidant and warming, circulation-stimulating effects, and is sometimes included to enhance penetration of other actives. It is also valued as a botanical with mild antimicrobial properties.
| Reported effect | How often | Notes |
|---|---|---|
| Skin irritation or warming sensation | Common | Piperine is a known irritant that can cause transient tingling, warmth, or redness, especially at higher concentrations. |
| Allergic contact dermatitis | Uncommon | Sensitization to plant-derived compounds may occur in predisposed individuals. |
| Increased photosensitivity | Rare | Some reports suggest piperine may affect skin sensitivity to UV exposure. |
| Severe inflammatory reaction or burning | Very rare | Mainly associated with undiluted or very high-concentration use. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.