August 2021 in “Han'gug miyong haghoeji/Journal of the Korean society of cosmetology” Using natural polyphenol cross-linkers like tannic acid and green tea extract in perm treatments improves curling and protects hair.
54 citations
,
November 2015 in “Methods in enzymology on CD-ROM/Methods in enzymology” Keratins are important for skin cell health and their problems can cause diseases.
Doctors should consider Netherton syndrome in patients with chronic skin and hair issues to avoid misdiagnosis.
21 citations
,
January 2021 in “Frontiers in Pharmacology” Thiopurines help treat IBD but require genetic testing to avoid side effects.
January 2006 in “Benzina: Revista d'excepcions culturals” Trienones are more effective at inhibiting the enzyme linked to hair loss than dienones.
May 2025 in “VETERINARY SCIENCE TECHNOLOGIES OF ANIMAL HUSBANDRY AND NATURE MANAGEMENT” Poor-quality feed and low vitamin A cause reproductive issues in nutrias.
3 citations
,
May 1979 in “PubMed” 
The TrichoConcept™ line is effective for personalized hair loss treatments.
1 citations
,
April 1998 in “PubMed” Nexin 1 helps control hair growth in young rats.
January 2018 in “International journal for pharmaceutical research scholars” Meniran extract hair tonic may stimulate hair growth in rats, with the version containing 1% menthol being more effective.
November 1968 in “Journal of the American Pharmaceutical Association” 2 citations
,
December 1988 in “PubMed” C.I. Acid Orange 3 caused cancer in female rats but not in male rats or mice.
46 citations
,
December 1998 in “Journal of Biological Chemistry” Keratin 19 forms less stable and shorter filaments than keratin 14, giving unique traits to certain skin cells.
1 citations
,
June 2000 in “PubMed” Osteopontin may help hair follicle growth during the catagen phase.
26 citations
,
December 2022 in “Future Journal of Pharmaceutical Sciences” Invasomes with natural terpenes can improve drug delivery through the skin.
May 2026 in “Materials Today Bio” The nanocomplex protects hair from UV damage and strengthens it.
1 citations
,
February 2013 in “InTech eBooks” LEKTI is crucial for skin barrier and immune function, affecting conditions like Netherton syndrome and atopic dermatitis.
March 2024 in “Royal Society of Chemistry eBooks” Different countries have their own rules for natural products used in beauty and personal care.
29 citations
,
October 2020 in “Environmental health perspectives” Five preservatives may disrupt hormone function and need more health and environmental risk assessment.
June 2026 in “Journal of Cosmetic Dermatology” The ingredient blend may boost hair growth by enhancing elastin and signaling pathways.
January 2013 in “Tampere University Institutional Repository (Tampere University)” Tudor-SN is important for immune cells, and polyamines can promote hair growth.
March 2026 in “Communications Biology” Certain compounds can boost hair and nail growth.
17 citations
,
December 2004 in “Bioorganic & Medicinal Chemistry Letters” Scientists found new, better-working inhibitors for a hormone-related enzyme.
7 citations
,
December 1970 in “Biochimica et Biophysica Acta (BBA) - Protein Structure” 15 citations
,
April 1970 in “PubMed” Netherton's syndrome may have a familial link and doesn't always include atopy.
13 citations
,
September 2007 in “Journal of dermatological science” 
506 citations
,
January 2012 in “Molecular and Cellular Endocrinology” Melatonin affects many body functions beyond sleep by interacting with specific receptors in various tissues.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Natural hair dyes are safer but have limited shades and may fade with washing.
March 2022 in “Benha Journal of Applied Sciences” ULBP3 levels are higher in Tinea capitis patients and may help predict the disease's severity.
January 2026 in “Clinical Cosmetic and Investigational Dermatology” Polynucleotides show promise for improving skin conditions safely but need more research.