14 citations,
September 1954 in “Textile Research Journal” Hair absorbs different substances from solutions based on pH levels.
16 citations,
March 2017 in “Journal of inclusion phenomena and macrocyclic chemistry” Minoxidil mixed with 2-hydroxypropyl-β-cyclodextrin in water can improve hair growth more than minoxidil alone.
14 citations,
January 1996 in “Journal of Forensic Sciences” Hair can absorb and transfer opiates when soaked in water, with damaged hair absorbing more.
56 citations,
January 1996 in “Journal of Forensic Sciences” Dye enters hair at the edges of cuticle cells and penetrates more from water than alcohol-based solutions.
16 citations,
March 2008 in “International journal of pharmaceutics” Different factors like pH, gel type, and chemical enhancers affect how well hydrocortisone gets into hair follicles, and less hydrated skin doesn't work well with the test method.