September 2023 in “International Journal of Cosmetic Science” The researchers reported that adding specific combinations of hydrolyzed proteins to silicone-free shampoo improved hair conditioning properties by reducing friction and increasing surface adsorption and penetration into hair, compared to protein-free alternatives.
3 citations
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December 2021 in “Skin research and technology” This study clarified and quantified the concept of hair transparency using a validated mathematical model based on measurable hair properties and consumer perception data from stylists in Japan and China.
July 2019 in “Iconic Research And Engineering Journals” This study found that transparent shampoo bars containing high concentrations of aloe vera gel, castor oil, and cinnamon oil exhibited antimicrobial activity, reduced hair loss, and caused no skin irritation.
14 citations
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January 2025 in “AAPS PharmSciTech” This review highlights the promising potential of microemulsions and nanoemulsions in (trans)dermal drug delivery, noting a gap in understanding their distinct mechanisms and composition-related effects on skin permeability, while emphasizing the limited clarity on mesostructures and cosolvent impacts.
August 2026 in “Journal of Cosmetic Dermatology” This animal study found that transparent porcine-derived Type I atelocollagen increases skin thickness and regenerates elastic fibers in aged mice, suggesting its potential as a skin booster for rejuvenation.