Premature graying of hair is linked to vitamin D and B12 deficiencies, thyroid issues, iron imbalance, stress, and lifestyle habits, and affects quality of life.
Low Vitamin D, Vitamin B12, and iron levels, as well as thyroid issues, are strongly linked to premature greying of hair, which also negatively affects quality of life.
KRTAP6 genes affect wool quality in sheep.
The KRTAP36-2 gene in sheep affects wool yield.
27 citations,
May 2019 in “Cosmetics” The hair cuticle is made of tough proteins that protect the hair, but more research is needed to fully understand its structure.
September 2023 in “Animals” Genes linked to wool fineness in sheep have been identified.
3 citations,
March 2023 in “Biology” Genes affecting wool fiber thickness in Angora rabbits were identified, which could help breed finer wool.
March 2024 in “International journal of molecular sciences” The research identified key proteins that affect wool fiber thickness in Angora rabbits.
September 2023 in “Asian journal of beauty & cosmetology” Lipids are important for healthy hair, but their exact role is not fully understood and needs more research.
June 2024 in “ChemBioChem” Replenishing free 18-MEA can help restore damaged hair surfaces.
235 citations,
July 1999 in “Journal of biological chemistry/The Journal of biological chemistry” Human hair is made up of different keratins, some strong and some weak, with specific types appearing at various stages of hair growth.
January 2009 in “대한피부과학회지” The conclusion is that more women in their forties are getting AGA and stress is linked to AGA in both men and women.