December 2021 in “Journal of natural fibers” The conclusion is that new methods for isolating hair cuticle cells and removing the cuticle layer are effective and convenient.
45 citations,
December 2006 in “Biopolymers” Permanent waving weakens hair by altering its protein structure.
17 citations,
July 2018 in “International Journal of Cosmetic Science” Keratin-based particles safely improve hair strength, smoothness, and heat protection.
May 2023 in “Antioxidants” Peptides from oysters may safely and effectively heal skin wounds with less scarring.
25 citations,
May 2019 in “Heliyon” Hair treatments cause significant structural changes, especially with excessive heat, regardless of ethnicity.