Bitter melon leaves extract, especially at 10% concentration, promotes hair growth effectively.
4 citations
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January 2011 in “Journal of Cosmetics, Dermatological Sciences and Applications” Vitamin B12 may promote hair growth by affecting certain cell processes.
March 2016 in “The Korean Society of Beauty and Art” MSG-based hair hardener improves hair thickness, strength, and wave retention after perms.
December 2025 in “The Journal of Dermatology” December 2024 in “The Journal of Dermatology”
May 2024 in “Journal of functional foods” Coffee bean residue extract helps hair growth by activating cell processes.
February 2026 in “Bioengineering” Hyperbaric oxygen therapy may improve hair and scalp health.
4 citations
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February 2018 in “Journal of Cosmetic Dermatology” Platelet-rich plasma injections made hair thicker for both men and women, with a greater effect in women.
June 2025 in “British Journal of Dermatology” Licensed hair gloss products improve shine and smoothness but require stricter regulation to ensure safety.
July 2025 in “International Journal of Pharmacy and Pharmaceutical Science” The herbal hair gel mask made from flaxseed, fenugreek, and rice water is safe, effective, and promotes healthy hair and scalp.