April 2026 in “Biomolecules” Squid ink melanin nanoparticles create a safe, long-lasting black hair dye that protects hair and offers UV protection.
53 citations
,
November 1997 in “Journal of Forensic Sciences” Darker hair in guinea pigs holds more codeine than lighter hair.
40 citations
,
June 2013 in “Biomaterials” Scientists created 3D hair-like structures that could help study hair growth and test treatments.
9 citations
,
January 2010 in “Biological and medical physics series” The book was the first to focus on the biophysical properties of hair.
May 2025 in “Preprints.org” Olive oil byproducts can improve skin and hair care products due to their beneficial compounds.
May 2025 in “Preprints.org” Olive oil byproducts can improve skin and hair care products and help prevent skin cancer.
May 2025 in “Preprints.org” Olive oil byproducts can be used in skincare for their antioxidant and protective benefits.
Arabica coffee pulp extract may help prevent hair loss and promote hair growth.
26 citations
,
October 1996 in “Journal of Endocrinology/Journal of endocrinology” Goat hair follicles have insulin-like growth factor-I receptors that might affect hair growth, but no melatonin receptors were found.
12 citations
,
September 2020 in “Stem cell research & therapy” Adult skin cell-based early-stage skin substitutes improve wound healing and hair growth in mice.
2 citations
,
September 2020 in “Biomedical materials” Recombinant keratin materials may better promote skin cell differentiation than natural keratin.
November 2022 in “International journal of trichology” Glyoxylic acid straighteners cause more protein loss but have similar hair strength effects as traditional alkaline straighteners.
December 2021 in “Cosmetics” 9 citations
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February 2023 in “Genes” lncRNAs influence cashmere fiber traits like diameter and color in goats.
October 2021 in “Digital Library of Theses and Dissertations (Universidade de São Paulo)” The active ingredient improves the strength of damaged hair fibers.
40 citations
,
June 2019 in “Biochemical and Biophysical Research Communications” CHIR99021 helps create human skin with hair follicles, offering hope for hair loss treatments.
January 2000 in “Neuroscience Research” 
January 2020 in “Journal of dermatology research and therapy” Most over-the-counter hair loss treatments lack strong evidence of effectiveness but cost nearly as much as the proven treatment, minoxidil.
October 2022 in “Journal of Natural Fibers” 1 citations
,
January 2023 in “Chemical Engineering Journal” April 2025 in “Cosmetics” Clinopodium bolivianum essential oil boosts antioxidant activity in hair products, especially in combing cream.
1 citations
,
February 2023 in “Animals” 
July 2025 in “Journal of Cosmetic Dermatology” The model shows how heat damages hair, helping test hair care products.
2 citations
,
July 2019 in “Cosmetics” Beautiful hair is flexible and elastic due to its unique double-layered structure and can be enhanced with succinic acid treatment.
February 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Proper training and scientific knowledge are crucial for safe and effective chemical hair procedures.
February 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Scientific knowledge is crucial for safe and effective chemical hair procedures.
15 citations
,
October 2004 in “Colloids and surfaces. B, Biointerfaces” Holes in mature hair are likely caused by the removal of substances during hair care.
January 2026 in “International Journal of Biological Macromolecules” Small KP peptide improves hair without reducing agents, while larger proteins need them for better results.
October 2015 in “Cosmetic Dermatology” Hair is complex, varies in type, and plays a big role in attractiveness and culture.
September 2025 in “Cell Reports” Skin stretching can improve vaccine delivery through hair follicles and boost immune response.