11 citations
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January 2016 in “International Journal of Biological Macromolecules” Enzymatic phosphorylation of hair keratin improves the effectiveness of hair products with cationic ingredients.
Certain natural products may help stimulate hair growth by affecting stem cell activity in the scalp.
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.
14 citations
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January 2006 in “Skin pharmacology and physiology” Procyanidin compounds from apples and barley promote hair growth and prevent hair cell death.
3 citations
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July 2015 in “International journal of pharmacology” Natural plant extracts help prevent hair loss and promote hair growth.
Human scalp hair follicles have PGE2 and its receptors, which might affect hair growth.
12 citations
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June 2011 in “Journal of applied polymer science” L-phenylalanine and hydrolyzed eggwhite protein deeply penetrate human hair.
27 citations
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August 2003 in “Anais Brasileiros de Dermatologia” Neuropeptides affect skin inflammation, repair, and hair growth, with potential for therapy.
136 citations
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June 2006 in “Journal of Dermatological Science” PDGF isoforms can promote and sustain hair growth.
192 citations
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April 2019 in “ACS nano” A new microneedle patch made from hair proteins helps regrow hair faster and better than current treatments.
HEM-13HDC, a mix of 8 herbal extracts, helps hair grow and affects hair growth at a molecular level.
8 citations
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June 2004 in “Journal of Investigative Dermatology” Certain peptides can prevent hair loss in young rats caused by a cancer drug.
November 2022 in “Journal of Investigative Dermatology” The extract of Silybum marianum, Manganese PCA, and Lespedeza capitata can boost hair growth and extend the growth phase when combined in a serum.
211 citations
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February 1994 in “Proceedings of the National Academy of Sciences” Too much parathyroid hormone-related protein in skin disrupts hair growth in mice.
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6 citations
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October 2003 in “Journal of applied polymer science” A new method using poly(ethylene imine) improves hair dyeing at lower temperatures with better color retention.
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July 2008 in “Experimental Dermatology” The study concluded that a protein important for hair strength is regulated by certain molecular processes and is affected by growth phases.
A natural compound called VB-1 can help promote hair growth by boosting a specific cell signal in human skin cells.
42 citations
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3 citations
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June 2017 in “Journal of Biomaterials Applications” Keratin extract from human hair was found to promote hair growth in mice.
1 citations
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September 2022 in “Journal of dermatological science” Certain vitamins and their derivatives can help hair grow longer by activating specific growth signals.
5 citations
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June 2024 in “Pharmacological Research” FOL-026 peptide may help hair growth and cardiovascular health by improving blood flow and cell functions.
25 citations
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May 2019 in “Cosmetics” 18-MEA and cationic surfactants can restore and maintain hair's hydrophobic nature, improving its beauty and feel.
25 citations
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Collagen peptides may boost skin and hair-related gene expression.
118 citations
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