May 2012 in “Neurotoxicology and Teratology” Hair cortisol can be a reliable way to measure long-term stress.
2 citations
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July 2022 in “Stem cell research & therapy” A new method quickly and efficiently isolates hair follicle stem cells from adult mice, promoting hair growth.
December 2023 in “Journal of dispersion science and technology” The natural shampoo made from Gleditsia sinensis Lam and other ingredients showed good foaming, cleaning, and protective properties.
Cassia HPTC is an effective hair conditioner, better than some traditional options.
24 citations
,
February 2007 in “Laser Physics Letters” Caffeine shampoo penetrates hair follicles deeply and stays for up to 48 hours.
1 citations
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January 2007 in “中国科学通报:英文版” Women's hair has more sulfur, and black hair has more calcium than white hair.
Red ginseng extract (GS-E3D) may promote hair growth and has antioxidant and anti-inflammatory properties.
61 citations
,
December 2001 in “Journal of Investigative Dermatology” Steroid sulfatase in hair follicles may be a target for treating hair loss.
21 citations
,
March 2021 in “Molecules” The new formulation greatly improved quercetin absorption in rats.
10 citations
,
October 2016 in “Journal of Biomolecular NMR” Solid-state NMR can effectively study keratin structure and treatment effects in fur.
26 citations
,
November 2005 in “Journal of Investigative Dermatology Symposium Proceedings” TrichoScan effectively measures hair growth improvements in people using minoxidil.
9 citations
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December 2018 in “Journal of Analytical Toxicology” Ethyl glucuronide levels in hair can change when exposed to artificial sunlight, depending on hair color and thickness.
March 2024 in “Journal of Cosmetic Dermatology” Laser-pretreated blood for hair loss treatment was more effective and increased stem cells.
3 citations
,
April 2016 in “Research and reports in urology” The new saw palmetto extract effectively inhibits an enzyme linked to prostate enlargement and may be as good as standard treatments.
May 2010 in “International Journal of Cosmetic Science” Mercaptans make hair more prone to damage, with reduced hair being more affected than permed hair.
November 2022 in “Journal of Investigative Dermatology” The fragrance cyclohexyl salicylate helps promote hair growth and increase hair stem cell numbers.
January 1986 in “Journal of Steroid Biochemistry” Women with severe acne, hirsutism, and androgenic alopecia often have higher levels of certain androgens, but the specific pattern can't be predicted just by looking at symptoms.
11 citations
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March 2018 in “Journal of cosmetic and laser therapy” Injecting non-cross-linked hyaluronic acid into the face improved skin hydration, texture, pores, and reduced wrinkles.
14 citations
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September 2007 in “Steroids” The study concluded that androstendione and DHEA are important for diagnosing high male hormone levels in women with excessive hair growth.
September 2023 in “Plant journal” A protein called GIS3 is important for the growth of root hairs in Arabidopsis by controlling two genes with the help of certain growth signals.
5 citations
,
November 2003 in “PubMed” Chemical treatments and light exposure damage hair proteins.
49 citations
,
September 2008 in “International journal of pharmaceutics” Artificial sebum L closely mimics human sebum for drug delivery research.
1 citations
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January 2025 in “International Journal of Cosmetic Science” Age-related hair curvature increases due to internal structural changes from grooming.
November 2024 in “Journal of Microscopy” Human hair varies in structure based on curl type, with high curl hair showing the most differences.
1 citations
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June 2022 in “Journal of The American Academy of Dermatology” Combining scalp photos with hair density and caliber measurements gives a more accurate assessment of hair loss.
October 2024 in “Tikrit Journal of Pure Science” High Geh gene expression in Staphylococcus aureus contributes to acne.
The treatment showed promising hair regrowth in advanced-stage hair loss.
2 citations
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January 2009 The procedure reliably measures cortisol in rhesus macaque hair.
October 2025 in “Journal of Advances in Medical and Pharmaceutical Sciences” Neelibhringadi Kera Tailam effectively promotes hair growth and health.