November 2023 in “Food science of animal resources” Lactilactobacillus curvatus LB-P9 taken orally helps hair regrow faster and thicker in mice.
Nanotechnology shows promise for better hair loss treatments but needs more research for safety and effectiveness.
December 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” MicroRNA-205 helps hair grow by changing the stiffness and contraction of hair follicle cells.
January 2022 in “Social Science Research Network” Pyruvate Kinase M2 helps hair grow by linking energy production and a key hair growth pathway.
3-D bioprinting can regenerate human hair follicles using bioink with collagen and fibroblasts.
November 2020 in “Research Square (Research Square)” Keratin injections in mice can stimulate hair growth and might help treat hair loss.
October 2020 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Mechanical stretching can promote hair growth by activating certain immune cells.
A protein called sFRP4 can partly inhibit hair growth.
January 2018 in “Social Science Research Network” Certain small molecules that trigger cell cleanup processes can promote hair growth.
May 2017 in “Journal of the American Academy of Dermatology” Modified stem cells can improve hair growth.
August 2016 in “Journal of Investigative Dermatology” Human hair follicles have a scent receptor that can influence hair growth.
January 2015 in “Journal of Nutrition and Health” Fish oil improves hair growth in diabetic and high-cholesterol rats.
LhGH promotes hair growth and prevents hair loss in mice.
January 1992 in “Proceedings of the New Zealand Society of Animal Production” Ferret hair growth starts between 0 and 4 days after melatonin treatment, with cell growth peaking in the hair germ and declining as the hair matures.
September 2022 in “Applied sciences” Combining micro-needling, LED therapy, and growth factors with Finasteride® significantly improves hair growth.
4 citations
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June 2021 in “Basic and Clinical Neuroscience Journal” Rat hair follicle stem cells can improve nerve repair and muscle function after injury.
4 citations
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May 2009 in “Wound Repair and Regeneration” Genetically modified cells can regenerate skin and hair in rats.
154 citations
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November 2017 in “Development” Fibroblast Growth Factors (FGFs) are important for tissue repair and regeneration, influencing cell behavior and other factors involved in healing, and are crucial in processes like wound healing, bone repair, and hair growth.
120 citations
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November 2014 in “Biological Reviews” The telogen phase of hair growth is active and important for preparing hair follicles for regeneration, not just a resting stage.
44 citations
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September 2019 in “The EMBO Journal” Lymphatic vessels are essential for hair follicle growth and skin regeneration.
3 citations
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June 2017 in “International Journal of Radiation Biology” Gamma rays did not change hair follicle density but increased white and hypopigmented hairs in mice.
December 2025 in “PubMed” Fish collagen peptide may boost hair growth and health.
November 2025 in “Trends in Immunotherapy” Exosomes from certain cells can improve hair regrowth by changing the immune response.
January 2023 in “Skin Pharmacology and Physiology” Minor injuries to hair follicles can stimulate hair growth in mice by increasing a specific protein.
June 2025 in “Korean Journal of Pharmacognosy” Isoalantolactone promotes hair growth by activating specific cell pathways.
92 citations
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August 2017 in “Proceedings of the National Academy of Sciences of the United States of America” Newborn mouse skin cells can grow hair and this process can be recreated in adult cells to potentially help with hair loss.
79 citations
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March 1999 in “The journal of investigative dermatology/Journal of investigative dermatology” Procyanidin compounds from grape seeds were found to significantly increase mouse hair growth.
30 citations
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June 2017 in “Current stem cell research & therapy” Adipose-derived stem cells (fat cells) show promise in treating hair loss in both men and women.
19 citations
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November 2001 in “Journal of Investigative Dermatology Symposium Proceedings” Human hair follicles can regenerate and recover after severe injury by going through a brief abnormal resting phase before growing again.
17 citations
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March 2016 in “PubMed” Adipose-derived stem cells show promise for hair growth but need improvement for clinical use.