3 citations
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October 2023 in “Bioscience Biotechnology and Biochemistry” In this animal study, researchers found that daily oral intake of salmon nasal cartilage proteoglycan enhanced hair growth in mice, potentially through a signaling pathway that stimulates specific growth factors in human follicle cells.
3 citations
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December 2020 in “Journal of Cosmetic Dermatology” This study reported that autologous whole fat injection in the scalp considerably increased hair growth in patients with androgenetic alopecia.
2 citations
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January 2020 in “International Journal of Cosmetic Science” In this in vitro study, niacinamide was found not to stimulate VEGF synthesis across a wide range of doses.
1 citations
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January 1990 Melatonin makes cattle hair grow faster. Better farming methods improved Pakistan's cotton industry.
July 2026 in “Journal of Ethnopharmacology” This study found that fermented Morinda citrifolia extract enhances the viability and cycle progression of human dermal papilla cells and promotes hair growth through Wnt/β-catenin signaling activation, suggesting its potential as a therapeutic candidate for alopecia.
July 2024 in “Journal of Investigative Dermatology” A peptide in shampoo can promote hair growth and improve hair condition.
This study suggests that topically applied thyroid hormones T3 and T4 promote hair growth on human scalp tissues ex vivo, highlighting potential therapeutic use for hair loss conditions like androgenetic alopecia.
October 2023 in “Current Issues in Molecular Biology” In this study, researchers observed that the YH complex, made from Astragalus membranaceus and Cinnamomum cassia, promoted hair regrowth and increased hair shaft thickness in mice, potentially through increased growth factors and Wnt/β-catenin signaling, suggesting its use for treating various forms of hair loss.
September 2023 in “Zenodo (CERN European Organization for Nuclear Research)”
25 citations
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June 2004 in “Journal of Investigative Dermatology” This study found that macrophage-stimulating protein (MSP) enhanced hair growth in both human hair follicles cultured in vitro and in mice through the promotion of anagen phase induction.
16 citations
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April 1998 in “Journal of Investigative Dermatology” ACTH promotes hair growth in mink, but α-MSH does not.
July 2026 in “Italian journal of anatomy and embryology” This study found that Platelet-Rich Plasma (PRP) stimulated human hair growth more effectively than other tested culture media in vitro.
1 citations
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October 2018 in “International research journal of pharmacy” This study found that ethanol extract and n-hexane fraction of rampai leaves may stimulate hair growth in rabbits, showing potential as an anti-alopecia treatment.
January 2026 in “International Journal of Research in Pharmacy and Allied Science” In this study, researchers developed a herbal hair oil using natural ingredients like amla, hibiscus, and coconut oil, aiming to create a formulation with nourishing and antioxidant properties, while offering stability and safe use for scalp application.
5 citations
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February 2008 in “Experimental Dermatology” In this study, topical application of Cyclosporin A on mice skin induced hair growth by transitioning follicles from telogen to anagen, but no effect was observed on cultured human hair follicles.
April 2026 in “Zenodo (CERN European Organization for Nuclear Research)” This study found that the developed polyherbal hair oil demonstrated reduced hair fall, improved hair texture, and enhanced hair length and shine, suggesting it as a safe and effective alternative for promoting hair growth.
April 2026 in “Zenodo (CERN European Organization for Nuclear Research)” In this study, the researchers developed a polyherbal hair oil using natural ingredients and found it to be safe, effective, and stable, demonstrating reduced hair fall, improved hair texture, and enhanced hair length and shine, potentially offering an economical alternative to synthetic hair care products.
November 2025 in “Zenodo (CERN European Organization for Nuclear Research)” This study developed herbal hair oil using ingredients like castor oil, olive oil, and neem, and observed it demonstrated anti-hairfall properties as well as additional benefits such as anti-dandruff activity, improved scalp circulation, and anti-fungal properties.
November 2025 in “Zenodo (CERN European Organization for Nuclear Research)” This study suggests that the prepared herbal hair oil may promote hair growth, prevent dandruff, and offer an alternative to synthetic products with potentially fewer side effects.
June 2021 in “Zenodo (CERN European Organization for Nuclear Research)” This study evaluated the stability and capillary growth-stimulating activity of emulsions made with natural plant extracts and oils in vivo on guinea pigs, finding that specific hydrophilic/lipophilic balance and globule size contribute to a stable and effective formulation.
June 2021 in “World Journal Of Advanced Research and Reviews” In this study, researchers evaluated emulsions made with natural plant extracts and oils on guinea pigs, finding that a specific hydrophilic/lipophilic balance and globule size led to a stable emulsion and stimulated hair growth.
37 citations
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June 2019 in “Stem cells” This study found that extracellular vesicles from stimulated human dermal fibroblasts enhanced hair follicle growth ex vivo by activating dermal papilla cells and involving the Norrin and β-catenin pathways.
23 citations
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February 2019 in “International Journal of Molecular Sciences” This study found that Activin B at 10 ng/mL may promote vibrissae follicle growth in mice by enhancing hair matrix cell proliferation and cell cycle progression via ERK signaling pathways.
12 citations
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May 2014 in “International Journal of Molecular Medicine” This study suggests that the water fraction of Chrysanthemum zawadskii extract promotes hair growth by inducing telogen hair follicles in mice to enter the anagen phase and stimulating cell differentiation.
11 citations
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January 2015 in “PubMed” This study found that the 2,940 nm erbium: YAG laser may promote hair growth in C57BL/6 mice by speeding up transitions in the hair cycle and increasing hair follicle numbers.
4 citations
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April 2012 in “Asian-australasian Journal of Animal Sciences” This study found that applying deer antler extract to rat skin wounds enhanced hair growth and increased IGF-I expression, suggesting potential use in hair growth products.
July 2024 in “Biological and Pharmaceutical Bulletin” This study found that 18-β-Glycyrrhetinic acid, a licorice component, stimulated human hair follicle cell proliferation, inhibited testosterone 5α-reductase, and suppressed TGF-β1, suggesting potential for treating androgenetic alopecia by promoting hair growth and prolonging the anagen phase.
3 citations
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September 2021 in “Journal of Food Science and Nutrition” This study found that red ginseng extract may stimulate hair growth in a mouse model by enhancing dermal papilla cell proliferation and activating skin antioxidant defenses.
November 2022 in “Journal of Investigative Dermatology” This study found that human scalp hair follicles produce neurohormones and responded to GHRH stimulation by prolonging hair growth, suggesting a functional peripheral HPS neuroendocrine signaling axis in the skin.