Hair can't be as strong as Rapunzel's because it's impractical to scale up due to defects.
44 citations
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July 2020 in “Stem Cell Research & Therapy” Epidermal stem cells show promise for skin repair and regeneration.
August 2024 in “Stem Cell Research & Therapy” New regenerative therapies show promise for treating hair loss.
10 citations
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August 2023 in “Advanced Science” Nitric Oxide has potential in medicine, especially for infections and heart treatments, but its short life and delivery challenges limit its use.
November 2023 in “Linköping University medical dissertations” Keratinocytes and adipose-derived stem cells can effectively heal difficult skin wounds.
NaOH treatment improves hair strength and suitability for textiles.
36 citations
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March 2014 in “Biomaterials” A new skin-whitening agent using a peptide from wheat is safe and effective at reducing skin pigmentation.
January 2026 in “Pharmaceutics” New drug delivery systems show promise in effectively treating pathological scars.
September 2025 in “PubMed” Mechanical stimulation and new therapies show promise for hair regrowth.
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.
7 citations
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December 2020 in “ACS biomaterials science & engineering” Human hair keratins can form stable nanofiber networks that might help in tissue regeneration.
28 citations
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August 2015 in “Journal of functional biomaterials” Cell-based therapies show promise for treating Limbal Stem Cell Deficiency but need more research.
October 2023 in “Biomaterials” Nanotechnology could improve hair regrowth but faces challenges like complexity and safety concerns.
51 citations
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May 2019 in “Biomaterials” Researchers developed a method to grow hair follicles using special beads that could help with hair loss treatment.
21 citations
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January 2023 in “Biomaterials Science” Microneedle patches with alpha-arbutin and resveratrol can effectively reduce skin pigmentation without irritation.
15 citations
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January 2023 in “Biomaterials Research” 3D bioprinting in plastic surgery could lead to personalized grafts and fewer complications.
March 2026 in “ACS Applied Bio Materials” The TO-TF copolymer strengthens damaged hair effectively and sustainably.
75 citations
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September 2015 in “Acta biomaterialia” Alkylation of human hair keratin allows for adjustable drug release rates in hydrogels for medical use.
213 citations
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September 2020 in “Journal of Functional Biomaterials” Bio-based electrospun fibers improve wound healing but face production and regulatory challenges.
1 citations
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April 2023 in “Biomaterials advances” Gellan gum hydrogels help recreate the environment needed for hair growth cell function.
63 citations
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February 2017 in “ACS biomaterials science & engineering” Polydopamine is a safe, effective, and permanent hair dye that turns gray hair black in one hour.
2 citations
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June 2025 in “International Journal of Molecular Sciences” Chitosan and melatonin together improve wound healing and have potential in medicine and cosmetics.
5 citations
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February 2022 in “Acta Biomaterialia” Nanomaterials can improve hair care products and treatments, including hair loss and alopecia, by enhancing stability and safety, and allowing controlled release of compounds, but their safety in cosmetics needs more understanding.
30 citations
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June 2024 in “Scientific Reports” The hydrogel shows promise for wound healing due to its strong mechanical, antimicrobial, and antioxidant properties.
40 citations
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May 2016 in “Proceedings of the National Academy of Sciences of the United States of America” Changes in keratin make hair follicles stiffer.
13 citations
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July 2017 in “Biopolymers” Recombinant keratins can form useful structures for medical applications, overcoming natural keratin limitations.
December 2022 in “Deleted Journal” Sheep wool keratin solution safely and effectively promotes hair growth.
Keratin gel may help repair damaged nerves.
54 citations
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January 2013 in “Journal of Biological Macromolecules” A new method effectively separates keratin-associated proteins and keratin from human hair.
23 citations
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January 2015 in “Stem cells international” Coating surfaces with human hair keratin improves the growth and consistency of important stem cells for medical use.