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December 1997 in “Journal of Biological Chemistry” A genetic mutation in the hHa1 gene creates a smaller, but still functional, hair protein without causing hair problems.
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June 2019 in “Cosmetics” Mixed-race individuals have hair with varied shapes and more root damage.
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January 2022 in “Pharmaceutics” Nanostructured delivery systems could potentially improve hair loss treatment by targeting drugs to hair follicles, reducing side effects and dosage, but the best size, charge, and materials for these systems need further investigation.
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September 2014 in “SpringerPlus” Human hair loss may have evolved to help increase brain size.
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September 2025 in “Frontiers in Nutrition” Aloe vera is effective for healing, skin, and health due to its beneficial compounds.
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June 1998 in “Journal of Forestry Research” Mammalian hair scales change from smooth to wavy due to friction.
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September 2023 in “Animals” A new goat gene affects cashmere fiber thickness; certain variations can make the fibers coarser.
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January 2025 in “BMC Genomics” Long non-coding RNAs help regulate wool fineness in Gansu alpine fine-wool sheep.
February 2024 in “BMC genomics” The TRPV3 gene variant may cause the long-haired suri alpaca coat.
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December 2021 in “Cosmetics” January 2026 in “International Journal of Biological Macromolecules” Small KP peptide improves hair without reducing agents, while larger proteins need them for better results.
May 2025 in “Journal of Photochemistry and Photobiology B Biology” Blue LED light improves hair treatments for Caucasian and Asian hair but not for African hair.
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January 2024 in “Molecules (Basel. Online)” Juglone from walnut extracts may help repair damaged hair.
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