9 citations
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June 1947 in “Analytical Chemistry” Cold waving solutions quickly reduce cystine to cysteine in hair.
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January 2006 in “中国农业科学:英文版”
February 2010 in “Journal of the American Academy of Dermatology” Lactic acid cream can help improve skin bumps known as eruptive vellus hair cysts.
May 2026 in “Applied Biochemistry and Biotechnology” 46 citations
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November 1963 in “Journal of Histochemistry & Cytochemistry” Arginine converts to citrulline in hair follicles as proteins harden.
14 citations
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September 1983 in “Acta Dermato Venereologica” Citral increases sebaceous gland activity in male rats.
June 2021 in “Journal of Pharmaceutical Care Anwar Medika” The hair tonic made from cayenne pepper leaf extract is physically stable and suitable for use.
3 citations
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May 2020 in “Acta pharmaceutica” Protocatechuic acid can reduce melanin production and boost antioxidant activity in hair follicles.
10 citations
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January 2004 in “Dermatologic Surgery” Storing hair follicles in special buffers with added protective substances can increase hair growth and reduce cell death.
November 2022 in “International journal of trichology” Glyoxylic acid straighteners cause more protein loss but have similar hair strength effects as traditional alkaline straighteners.
December 2024 in “Chemical Senses” Taste disorders in Cronkhite-Canada syndrome are severe in the front of the tongue but improve with treatment.
August 2024 in “Scientia Horticulturae” AMF initially inhibits but later promotes citrus root hair growth by regulating auxin levels.
November 2024 in “International Journal of Cosmetic Science” Haircare products with a pH between 5 and 7 are best for maintaining healthy hair.
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March 1961 in “Nature” A fatty acid/protein complex in human hair helps protect it from damage.
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December 2007 in “Journal of biological chemistry/The Journal of biological chemistry” A specific chemical change in the S100A3 protein leads to the formation of a four-part structure important for hair formation.
January 2024 in “Journal of Microorganism Control” The antibacterial toner can effectively kill acne-causing bacteria by penetrating skin plugs.
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November 1971 in “Clinica Chimica Acta” The document concludes that measuring γ-glutamyl transpeptidase activity is more accurate with a higher substrate concentration and using diluted acetic acid to stop the reaction.
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September 2002 in “The Journal of Comparative Neurology” Presynaptic inhibition of certain nerve fibers in cats is mainly controlled by GABA and glycine.
December 2025 in “Universal library of medical and health sciences.” Amino acids like arginine and cysteine protect hair during chemical treatments, keeping it strong and less brittle.
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December 2024 in “Bulletin of Rehabilitation Medicine” Chitosan glycolate and lactate sponges are promising for wound healing, while chitosan ascorbate sponges are less effective.
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May 2023 in “International Journal of Molecular Sciences” A new treatment using nanoparticles can effectively prevent and reduce hair loss caused by chemotherapy.
June 2024 in “Journal of medical pharmaceutical and allied sciences” Orange pectin boosts probiotic growth, especially L. acidophilus.
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June 2011 in “Clinical Cosmetic and Investigational Dermatology”
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January 2010 in “Reproduction, Fertility and Development” A certain gene variant may increase the risk of polycystic ovary syndrome in Chinese women.
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November 2007 in “Journal of Dermatological Science” Vitamin C derivative may promote hair growth by activating specific genes.
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September 2019 in “The Open biomarkers journal” Linoleic acid (Vitamin F) can help protect against the harmful effects of acrylamide.
May 2023 in “Jurnal Penelitian Farmasi & Herbal” Cucumber hair tonic formulations are stable and may help with hair loss.
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December 2018 in “Biomedical and pharmacology journal/Biomedical & pharmacology journal” Compound 3 protects the heart from damage by activating A1-adenosine receptors.
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September 2013
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December 2019 in “JURNAL BIOSAINS” Krokot extract hair tonic is safe and effective for hair growth.