5 citations,
January 2020 in “Journal of Dermatology and Dermatologic Surgery” Caffeine may benefit skin and hair health but more research is needed to confirm its effectiveness in dermatology.
July 2022 in “http://isrctn.com/” Adding a cosmetic gel with caffeine, taurine, and growth factors to standard hair loss treatments could improve results.
2 citations,
January 2023 in “Pharmaceuticals” Natural products and phytochemicals may help with hair regrowth, but more research is needed.
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.
94 citations,
May 2011 in “BJCP. British journal of clinical pharmacology/British journal of clinical pharmacology” Hair follicles greatly increase caffeine absorption through the skin shortly after it's applied.
82 citations,
May 2009 in “BJCP. British journal of clinical pharmacology/British journal of clinical pharmacology” Caffeine penetrates human skin in lab tests similarly to real-life conditions, but actual skin use is still essential for accurate results.
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.
November 2023 in “Hair transplant forum international” Caffeine can stimulate hair growth, but the best dose and frequency for hair loss treatment are still unknown.
1 citations,
March 2022 in “Protection convergence” Fermented green coffee beans may be good for scalp and hair health cosmetics.
11 citations,
January 2012 in “International Journal of Trichology” Caffeine may help hair growth in hereditary hair loss.
3 citations,
April 2019 in “Journal of Dermatological Treatment” Caffeine shows promise for treating some types of hair loss, but more research is needed.
January 2024 in “Estetologia Medyczna i Kosmetologia” Most hair loss shampoos have unproven active ingredients.
April 2023 in “Journal of Investigative Dermatology” Cinchona succirubra extract with caffeine improves hair growth and reduces hair loss.
2 citations,
July 2021 in “Dermatologic Therapy” A woman's hair loss after COVID-19 was likely due to a mix of pressure-induced alopecia and acute telogen effluvium.
67 citations,
November 2019 in “Molecules” Tea, especially green tea, shows promise in cosmetics for skin and hair benefits but more research is needed for effective use.
January 2022 in “DOAJ (DOAJ: Directory of Open Access Journals)” Argan oil-based nano carriers could potentially deliver caffeine to hair follicles to treat hair loss.
3 citations,
January 2023 in “International Journal of Cosmetic Science” Coffee and its by-products are promising for skin health benefits in cosmetics and help reduce environmental impact.
1 citations,
July 2021 in “Chemical & pharmaceutical bulletin/Chemical and pharmaceutical bulletin” Rubbing skin increases absorption of water-soluble drugs from lotions and creams, but not oil-soluble drugs.
7 citations,
July 2018 in “International Journal of Applied Pharmaceutics” Chitosan nanoparticles are promising for sustained caffeine delivery through the skin.
24 citations,
January 2020 in “International Journal of Molecular Sciences” Some plants with flavonoids may help treat hair loss and promote hair growth.
8 citations,
January 2020 in “Skin Pharmacology and Physiology” Caffeine improves hair growth, thickness, and reduces shedding.
January 2020 in “Estetologia Medyczna i Kosmetologia” Most ingredients in anti-hair loss products lack scientific proof of effectiveness.
The optimal concentration for caffeine release in gel form is 0.2% caffeine and 2.3% chitosan.
1 citations,
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,
March 2018 in “Dermatologie pro praxi” Most over-the-counter hair loss treatments lack strong evidence of effectiveness, except for minoxidil, which works but stops working if you stop using it.
January 2021 in “AIP conference proceedings” A hair serum made from coffee by-products can promote hair growth and is safe, but needs less stickiness.
3 citations,
January 2018 in “International Journal of Cosmetic Science” Hair stiffness increased by 13.2% after caffeine treatment, validating the Stiffness-Angle Law as an effective measurement method.
Caffeine can potentially treat common hair loss by counteracting hair follicle shrinkage caused by hormones.
November 2022 in “Journal of Investigative Dermatology” The document concludes that a new method has been developed to test anti-aging substances on human skin, showing that these substances can reduce skin aging signs.
August 2015 in “Arquivo Brasileiro de Medicina Veterinária e Zootecnia/Arquivo brasileiro de medicina veterinária e zootecnia” Caffeine intake during pregnancy and lactation can cause skin lesions in mother rats and their babies, not linked to cortisol levels.