March 2005 in “Journal of the American Academy of Dermatology” Adding amino acids to damaged hair can improve its strength and appearance.
March 2005 in “Journal of the American Academy of Dermatology” Bexarotene 1% topical gel helped some patients with alopecia areata regrow hair.
6 citations,
September 2018 in “ACS applied bio materials” Calcium fatty acid deposits found in human hair can change its appearance and feel.
August 2019 in “Journal of Investigative Dermatology” The study found that tight junctions reach the top layer of the skin's stratum granulosum, not just the second top layer as previously thought.
August 2019 in “Journal of Investigative Dermatology” Frog skin cells need the protein desmoplakin for proper development and cell layer formation.