January 2015 in “대한미용학회지” Sandalwood oil promotes hair growth in mice.
9 citations
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November 2015 in “JAMA dermatology” A 91-year-old woman's hair turned black in one spot, with skin changes underneath.
March 2023 in “Kemija u Industriji” Castor oil is suitable for use in cosmetics and pharmaceuticals because of its properties.
7 citations
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August 2007 in “Journal of Biotechnology”
August 2021 in “Journal of Fundamental and Applied Pharmaceutical Science” Black tea extract at 5% concentration promotes the most hair growth.
Vinegar-processed black soybean helps hair growth and prevents hair loss.
Eclipta Alba (Bhringraj) in hair oils promotes hair growth, reduces hair loss, and is safe with fewer side effects.
April 2025 in “International Journal of Dermatology” JAK inhibitors effectively reduce alopecia areata symptoms in Black patients.
8 citations
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October 1979 in “PubMed” Jute-batching oil alone didn't cause cancer in mice, but it may promote cancer when combined with another carcinogen.
December 2010 in “Journal of Oriental Medicine” Black bean, wheat, and rice bran extracts can improve hair growth and quality.
November 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Rosemary and black sesame oil can improve hair health naturally.
6 citations
,
June 1994 in “Journal of Animal Science” None of the tested compounds created a permanent mark on cattle.
August 2024 in “Research Journal of Health Sciences” Normal scalp and hair characteristics in Black Africans include white dots and a honeycomb pattern.
December 2022 in “Journal of Tropical Pharmacy and Chemistry” The hair tonic made from oil palm leaf extract is very effective in preventing hair damage from the sun.
March 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Ratanjot root oil helps hair grow and conditions and colors it naturally.
March 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Ratanjot root oil helps hair grow and conditions and colors it naturally.
Rosemary oil can boost hair growth by increasing certain enzyme activities and cytokine expression.
November 2024 in “GSC Biological and Pharmaceutical Sciences” Black mulberry may promote hair growth and improve scalp health.
Solanum nigrum may help treat hair loss.
PMEE may help reverse greying hair by boosting melanin production.
May 2016 in “WakeSpace (Wake Forest University)” Black women digital creators use online platforms to empower others to embrace natural hair.
2 citations
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January 2019 in “American Journal of Applied Chemistry” Castor oil is suitable for use in hair care products.
June 2024 in “British Journal of Dermatology” Hair oiling has become popular in the West due to globalization and social media.
2 citations
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June 1989 in “Archives of Dermatology” A black pore on a man's cheek was a hair follicle tumor and was removed.
November 2024 in “Majalah Farmasetika” The natural hair dye gel with 12% Eleutherine bulbosa extract effectively colors bleached hair dark brown and is stable and non-irritating.
November 2023 in “Scholars journal of applied medical sciences” Twelve plants, especially castor oil and coconut, are beneficial for managing afro-textured hair.
3 citations
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May 2009 in “International Journal of Cosmetic Science” Relaxer treatments damage African–American hair, with commercial products causing more harm than lab-made solutions.
December 2017 in “Jurnal Farmanesia” Red Palm Oil promotes hair growth more effectively than Extra Virgin Olive Oil.
March 2024 in “Journal of integral sciences” Rosemary oil may promote hair growth and is a natural alternative to minoxidil.
September 2022 in “KnE medicine” Higher candle nut oil concentration increases droplet size and changes the hair tonic's properties and stability.