38 citations
,
May 2000 in “Livestock production science” Giving high-quality protein or methionine supplements helps improve hair growth in Angora goats and, to a lesser extent, in Cashmere goats.
12 citations
,
August 1984 in “Genetics Research” The N gene affects the protein makeup of mouse hair.
30 citations
,
September 2018 in “International Journal of Cosmetic Science” Bleaching hair causes severe structural and chemical damage, including protein loss and oxidation.
15 citations
,
October 1970 in “Archives of disease in childhood” Hair amino acid levels can indicate metabolic disorders.
4 citations
,
December 2018 in “Macedonian Journal of Chemistry and Chemical Engineering” A new method accurately measures amino acids in treated hair, showing bleaching reduces amino acids while protein treatments increase them.
24 citations
,
April 2016 in “Experimental Dermatology” Chemical treatments like dyeing, perming, and bleaching damage hair by altering amino acids and lipids.
39 citations
,
February 1990 in “The journal of cell biology/The Journal of cell biology” Trichohyalin, a hair follicle protein, has a part with repeating patterns of 23 amino acids.
Using enzymes to link proteins makes hair repair treatments more effective and long-lasting.
7 citations
,
January 1982 in “Acta agriculturae Scandinavica” Mink use L-methionine and L-cystine slightly better than natural amino acids for hair growth, but D-methionine is not effective.
15 citations
,
January 2016 in “Przeglad Menopauzalny” Eating a balanced diet with specific nutrients is important for menopausal women to manage hair loss.
14 citations
,
April 2000 in “Animal Science/Animal science” Nutrients like vitamins, copper, zinc, and amino acids are crucial for healthy hair and wool growth.
19 citations
,
January 2009 in “International review of cell and molecular biology” Hair's strength and flexibility come from its protein structure and molecular interactions.
November 2022 in “Arab Gulf Journal of Scientific Research” Taurine is important for many body functions and its deficiency can cause health problems.
18 citations
,
January 1978 in “Advances in experimental medicine and biology” Hair cystine levels may indicate protein malnutrition, but more research is needed.
19 citations
,
November 2018 in “Nutrients” Annurca apple extract may protect mouse hair from damage by chemotherapy and could help treat hair loss without promoting cancer growth.
25 citations
,
September 2014 in “SpringerPlus” Sheep have a unique gene, KAP8-2, that humans don't have, which may affect wool properties.
Plant-based compounds can improve wound dressings and skin medication delivery.
15 citations
,
January 2018 in “Advances in experimental medicine and biology” Keratin proteins are crucial for hair growth and structure.
7 citations
,
January 2010 in “Animal” Angora goat hair grows faster and produces more protein than cashmere goat hair, and certain hormones and nutrients positively affect hair growth and protein synthesis.
2 citations
,
July 1994 in “Journal of Dermatological Science” Grafted human scalp samples on mice can produce human hair, useful for studying hair genetics.
45 citations
,
January 1977 in “Advances in experimental medicine and biology” Hair follicles have an enzyme that converts arginine to citrulline in proteins.
22 citations
,
July 1998 in “Journal of Investigative Dermatology” The 4C32 gene may help in mouse skin development and differentiation.
March 2026 in “The Indian Journal of Animal Sciences” All Indian dromedary camel breeds have the same KRTAP7 gene affecting hair quality.
1 citations
,
March 2014 in “Senses and Sciences” A supplement with Serenoa repens improved hair loss in a patient.
51 citations
,
September 2012 in “Gene” The research identified a gene in sheep important for wool quality, which could help improve wool traits.
July 2018 in “International journal of clinical & experimental dermatology” Eat a balanced diet for healthy hair; only use supplements if you have a proven nutrient deficiency.
21 citations
,
October 2011 in “PloS one” Certain molecules in hair change with age and could be used for cosmetic treatments.
98 citations
,
October 2012 in “Dermatologic Clinics” Eating the right nutrients can improve hair health, but taking extra supplements usually doesn't help unless you have a deficiency.
November 2021 in “Journal of pharmaceutical research international” Herbal depilatories are safer and cause fewer side effects than chemical ones for hair removal.
January 2020 in “Journal of Pharmacognosy and Phytochemistry” The VCO-based herbal hair tonic is effective, safe for hair loss treatment, and can be mass-produced.