January 2021 in “Lecture notes in mechanical engineering” High temperatures, acidic conditions, and too much coconut oil damage hair, while a pH of 5 to 7 keeps it healthy.
January 2025 in “Regenerative Biomaterials” The hydrogel helps reduce scarring and improve wound healing by releasing salvianolic acid B in acidic conditions.
November 2024 in “International Journal of Cosmetic Science” Haircare products with a pH between 5 and 7 are best for maintaining healthy hair.
Human hair keratins can self-assemble and support cell growth, useful for biomedical applications.
Hair fibers degrade and change color in very basic water.