8 citations
,
January 2020 in “Skin Pharmacology and Physiology” Caffeine improves hair growth, thickness, and reduces shedding.
21 citations
,
January 2017 in “Skin Pharmacology and Physiology” Caffeine-based liquid 0.2% is as effective as minoxidil 5% for treating male hair loss.
153 citations
,
October 2012 in “Skin Pharmacology and Physiology” Caffeine in cosmetics may reduce cellulite, protect skin, and stimulate hair growth, but more research is needed on its use and effects.
12 citations
,
May 2013 in “International Journal of Dermatology” Ethosomes improve black tea extract absorption in hair dye.
42 citations
,
July 2014 in “European journal of pharmaceutics and biopharmaceutics” Caffeine nanocrystals for skin products stay stable with the right stabilizer, but grow in size at higher temperatures.