8 citations
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January 2020 in “Skin Pharmacology and Physiology” Caffeine improves hair growth, thickness, and reduces shedding.
1 citations
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July 2017 in “Journal der Deutschen Dermatologischen Gesellschaft” Topical caffeine improves hair loss intensity, speed, and shedding, and works better with minoxidil/azelaic acid.
1 citations
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March 2021 in “Current Dermatology Reports” Various treatments help hair growth, but more research needed for safety and effectiveness.
May 2024 in “Journal of cosmetic dermatology” A shampoo with caffeine and adenosine may help prevent hair loss and thicken hair.
May 2025 in “International Journal of Cosmetic Science” Caffeine and adenosine in shampoo may boost hair growth and change scalp microbes and lipids.