Development and Assessment of Natural Hair Dye in Various Formulations Using Henna, Hibiscus, Shikakai, Amla, and Indigo: A Review
April 2026
in “
Zenodo (CERN European Organization for Nuclear Research)
”
Preprint — not peer reviewed. This was posted to a preprint server or data repository. It has not been through a journal's review process, and its findings may change or not hold up.
Studysummary This review concludes that herbal hair dyes made from medicinal plants like henna and indigo offer a promising natural alternative to synthetic hair colorants, potentially reducing side effects while providing additional benefits such as hair nourishment and scalp protection.
Automatically generated from the study's abstract, not written by a person, and not a review of the full paper. Not medical advice or a treatment recommendation. Read the original study, and consult a qualified healthcare professional before changing treatment. Full disclaimer
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