Certain natural products may help stimulate hair growth by affecting stem cell activity in the scalp.
188 citations
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March 2018 in “Frontiers in Immunology” Regulatory T-cells are important for healing and regenerating tissues in various organs by controlling immune responses and aiding stem cells.
115 citations
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February 2016 in “Nature Communications” Epidermal β-catenin activation changes the dermis by signaling different fibroblast types.
77 citations
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March 2021 in “Nature” Stress hormone corticosterone blocks a growth factor to slow down hair stem cell activity and hair growth.
77 citations
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March 2014 in “Cold Spring Harbor Perspectives in Medicine” Fat cells are important for healthy skin, hair growth, and healing, and changes in these cells can affect skin conditions and aging.
July 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” The mesenchyme can start hair growth, but the exact signal that causes this is still unknown.
52 citations
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January 2003 in “Journal of Investigative Dermatology” Thrombospondin-1 is crucial for hair follicle regression and reduced blood vessel growth during the catagen phase.
3 citations
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October 2019 in “Dermatologic Therapy” Hair loss in men is mainly caused by hormones and genes, and while current treatments can slow it down, they can't fully stop it.
95 citations
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January 2012 in “British Journal of Dermatology” Androgens block hair growth by disrupting cell signals; targeting GSK-3 may help treat hair loss.
June 2008 in “Dermatologic Surgery” Hydrogen peroxide may have both positive and negative effects on wound healing, and its safe concentration for hair transplant surgery is unclear.
September 2025 in “Ankara Universitesi Eczacilik Fakultesi Dergisi” Certain medicinal plants may help treat alopecia areata by promoting hair growth and reducing inflammation.
20 citations
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January 2022 in “Oxidative Medicine and Cellular Longevity” Reactive oxygen species (ROS) influence hair growth by causing DNA damage, cell death, and changes in immune cells.
4 citations
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January 2021 in “in Vivo” Scoparone may help stimulate hair growth by increasing stem cell-related proteins in skin cells.
December 2022 in “Journal of applied biological chemistry” Betula platyphylla extract, particularly the H3-2 fraction, may help treat hair loss by promoting cell growth and inhibiting a hair loss-related enzyme.
1 citations
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May 2023 in “Biochemical and Biophysical Research Communications” Blocking DKK1 with siRNA can improve hair growth.
November 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” Nitrate can boost hair growth by activating certain pathways and reducing others.
April 2026 in “The Plant Journal” MYB83 limits root hair growth and helps plants tolerate nutrient deficiencies.
27 citations
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August 2018 in “Frontiers in Plant Science” High levels of auxin increase root hair growth by activating RSL2 and producing ROS, while high phosphate levels hinder growth by repressing RSL2.
October 2023 in “Journal of Cosmetic Dermatology” A synthetic octapeptide may help promote hair growth and counteract hair loss.
41 citations
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June 2024 in “Journal of Cellular and Molecular Medicine” Natural antioxidants may help prevent hair loss by reducing oxidative stress.
67 citations
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May 2016 in “Journal of Cosmetic Dermatology” Peptides, proteins, and growth factors in skincare show promise for improving skin health.
18 citations
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February 2021 in “Archives of Dermatological Research” Physcion may help treat hair loss by blocking an enzyme linked to baldness.
May 2026 in “Applied Sciences” Sprout extracts may improve skin and hair health.
Avicennia marina extract can significantly promote hair growth in androgenic alopecia patients.
Fusarium sp. strain K–23 helps Arabidopsis plants grow better in salty soil by boosting root hair growth.
60 citations
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September 2016 in “Dermatologic Surgery” PRP treatment may stimulate hair growth by promoting blood vessel formation, increasing growth factors, and preventing cell death.
1 citations
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April 2025 in “Clinical Cosmetic and Investigational Dermatology” Erlotinib can cause scalp pustules and hair loss, needing early treatment with antibiotics and steroids.
February 2017 in “Vestnik dermatologii i venerologii” Hair loss can be treated with common methods like minoxidil and finasteride, but new potential treatments include growth factors, cytokines, and platelet-rich plasma injections.
Crinum asiaticum extract and norgalanthamine may promote hair growth by blocking an enzyme linked to hair loss and a pathway that stops hair growth.
113 citations
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June 2015 in “Stem Cell Research & Therapy” Wnt and Notch signaling help wound healing by promoting cell growth and regulating cell differentiation.