1 citations
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May 2013 in “PubMed” This study found that glycylglycine treatment improved hair softness by enhancing hair alignment and altering internal fiber properties among Japanese women with typically coarse hair.
April 2025 in “Brazilian Journal of Hair Health” This report from Tangle Teezer and TRI Princeton indicates that their Extra Gentle brush reduces hair breakage by up to 39%, offering a therapeutic experience for users with fragile scalps.
5 citations
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October 2021 in “Vlaams Diergeneeskundig Tijdschrift” This study found that the skin and coat scoring protocol for dogs is most reliable when the same person assesses greasiness and glossiness over time.
June 2026 in “Zenodo (CERN European Organization for Nuclear Research)” This study developed a herbal shampoo powder using Ayurvedic herbs and evaluated its properties, finding it effectively cleanses and conditions hair while being free of synthetic additives, suggesting it as a sustainable alternative to conventional liquid shampoos.
June 2026 in “Zenodo (CERN European Organization for Nuclear Research)” This study formulated and tested a natural herbal shampoo powder using Ayurvedic herbs like Shikakai and Amla, finding it effectively cleansed and conditioned hair without harsh chemicals, suggesting it as a sustainable alternative to conventional liquid shampoos.