This study tested a natural hair dye made from papaya seed extract, celery leaf, and avocado, finding color change in animal hair but also noting tissue changes like hyperkeratosis.
This study found that papaya seed extract gel accelerated hair length growth in rabbits, with the most effective concentration being 15%, though it did not significantly affect hair mass.
July 2026 in “International Journal of Multidisciplinary Sciences and Arts” In this study, researchers formulated a pomade using papaya seed oil and virgin coconut oil at various concentrations and found it to be stable, non-irritating, and preferred by users, with the 7.5% concentration being most favored for providing shiny and moisturized hair.
9 citations
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March 2011 in “Oxidative stress and disease” This review explores herbal medications for skin disorders, covering their clinical efficacy, safety, and common drug interactions, but reports no new clinical results.
6 citations
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April 2025 in “Frontiers in Sustainable Food Systems” This review highlights the potential of valorizing vegetable waste by extracting valuable biomolecules for use in food, nutraceuticals, and energy, noting that while promising methods exist, several niche areas lack sufficient research on a global scale.