Educational Content: This article is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider for diagnosis and treatment.

Definition of Black henna

Medically reviewed by Dr. Otari Nergadze, Neurosurgeon | Updated: January 2026

Black henna: A tattoo ink and paste consisting of henna with other ingredients added, sometimes including para-phenylenediamine (PPD). Allergic reactions to PPD include a contact dermatitis, itching, blisters, open sores, scarring of the skin . Allergic reactions to PPD may also lead to sensitivity to other products such as hair dye, sun block and some types of black clothing. Also called blue henna.

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