Turmeric (Curcuma longa) and its active compound curcumin are used in skincare for antioxidant, anti-inflammatory, and brightening effects. It is studied for conditions such as hyperpigmentation, acne, and signs of aging, though topical bioavailability is limited.
| Reported effect | How often | Notes |
|---|---|---|
| Temporary yellow staining of skin | Common | Curcumin's pigment can transiently tint skin or fabrics. |
| Contact dermatitis or skin irritation | Uncommon | Redness, itching, or burning, more likely in sensitive skin or with high concentrations. |
| Allergic contact dermatitis | Rare | True sensitization to curcumin/turmeric has been documented in patch-test studies. |
| Contact urticaria | Very rare | Isolated reports of immediate hives following topical exposure. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.