86 citations
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August 2000 in “Pigment cell research” Melanocyte activity in hair follicles is linked to the hair growth cycle, being active in growth phases and inactive in rest phases.
The keratin-based cream effectively repaired and improved damaged hair.
34 citations
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January 2004 in “Genomics” A cluster of 21 keratin-associated protein genes important for hair growth was found on human chromosome 21.
25 citations
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May 1994 in “Journal of Investigative Dermatology” Researchers found a new gene, hacl-1, that is active in mouse hair follicles during hair growth and may be important for hair biology.
15 citations
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January 1996 in “Adelaide Research & Scholarship (AR&S) (University of Adelaide)” Keratin gene regulation was emerging, with a key transcription factor found to influence hair growth and gene expression.
2 citations
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May 2022 in “The journal of immunology/The Journal of immunology” BST2 protein and certain T cells increase in early alopecia areata.
226 citations
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January 2006 in “International review of cytology” Keratin-associated proteins are crucial for hair strength and structure.
12 citations
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October 2007 in “PubMed” Keratin helps protect and strengthen hair, reducing damage and color fading.
1 citations
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September 2017 in “Journal of Investigative Dermatology” Backhousia citriodora leaf extract effectively reduces oily skin across different ethnic groups.
1 citations
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July 2023 in “Zenodo (CERN European Organization for Nuclear Research)” Onion extract may help treat hair loss by blocking a key enzyme.
November 2022 in “Journal of Investigative Dermatology” The document concludes that a new method has been developed to test anti-aging substances on human skin, showing that these substances can reduce skin aging signs.
18 citations
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January 2008 in “Journal of The American Academy of Dermatology” Certain proteins and their receptors are more active during the growth phase of human hair and could be targeted to treat hair disorders.
Most ingredients in hair loss shampoos lack strong evidence of effectiveness.
June 2017 in “University of the Arts London Research Online (University of the Arts London)” Polymers help reduce damage and improve bleached hair when used during or after bleaching.
April 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” The anti-hair loss shampoo effectively promotes hair growth and improves hair quality.
The document suggests using convalescent plasma to treat COVID-19 Long Hauler Syndromes because it may contain beneficial elements that target the virus.
8 citations
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December 2015 in “The Journal of Physiology” The document concludes that stem cell inactivity is actively controlled and important for tissue repair and balance.
5 citations
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April 2022 in “Evidence-based Complementary and Alternative Medicine” Shaoyao Gancao decoction may treat alopecia areata by affecting the PI3K/AKT signaling pathway.
3 citations
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January 2014 in “Arhiv za farmaciju” Plant stem cell extracts can protect and improve skin health in cosmetics.
54 citations
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January 2009 in “Development” β-catenin, Shh, and Bmp signaling control hair follicle development.
32 citations
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June 2015 in “PLOS ONE” Olive leaf compound oleuropein helps grow hair in mice.
10 citations
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June 1998 in “International Journal of Dermatology” Inflammation around hair follicles leads to hair loss, and treatments should focus on reducing this inflammation and other factors for effectiveness.
9 citations
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January 2018 in “BioMed Research International” Tetrahydroxystilbene Glucoside may help prevent hair loss by blocking certain pathways that lead to cell death.
6 citations
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November 2017 in “Scientific reports” The R343H mutation in the VDR gene causes vitamin D-resistant rickets with alopecia by impairing specific gene activity.
5 citations
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July 2017 in “International journal of endocrinology and metabolism/International journal of endocrinology and metabolism.” Two siblings with a genetic mutation had a form of rickets that doesn't respond to vitamin D.
4 citations
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January 2019 in “International journal of molecular sciences” Genetically modified sheep with more β-catenin grew more wool without changing the wool's length or thickness.
3 citations
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December 2018 in “PubMed” Most over-the-counter hair loss treatments lack strong evidence of effectiveness and are not FDA-approved.
December 2025 in “International Journal of Therapeutic Innovation.” The rice water hair mask effectively moisturizes, strengthens, and protects hair.
August 2023 in “Medicina-lithuania” Abusing steroids can damage your heart, muscles, reproductive system, liver, skin, and brain, and may increase the risk of Alzheimer's disease.
55 citations
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January 2002 in “Journal of liposome research” New liposomal formulations may improve delivery of treatments to hair follicles, potentially helping with hair loss.