research Effect of rinse-off hair conditioner containing argan oil or camellia oil on the recovery of hair damaged by bleaching 5 citations , May 2022 in “Fashion and Textiles” Hair conditioners with argan oil or camellia oil improve the strength and color of bleached hair.
research Transplantation of bone-marrow-derived mesenchymal and epidermal stem cells contribute to wound healing with different regenerative features 36 citations , April 2013 in “Cell and Tissue Research” Bone-marrow and epidermal stem cells help heal wounds differently, with bone-marrow cells aiding in blood vessel formation and epidermal cells in hair growth.
research The 'self recovery phenomenon' of oxidized hair September 2013 Oxidized hair can naturally regain strength and stability over six months.
research Tensile properties of twisted hair fibers 1 citations , March 2005 in “International Journal of Cosmetic Science” Twisting hair weakens it, but strength can be recovered at low twist levels.
research Effects of Hair Follicle Stem Cells on Partial-Thickness Burn Wound Healing and Tensile Strength 38 citations , December 2019 in “Iranian Biomedical Journal” Hair follicle stem cells help burns heal faster and stronger.