14 citations
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May 2023 in “Dermatologic Surgery” VYC-12L effectively improves skin smoothness, reduces fine lines, and boosts hydration.
1 citations
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August 2018 in “Anais Brasileiros de Dermatologia” This study found that facial threading decreased skin roughness and improved subjective assessments of skin smoothness and color after three sessions.
17 citations
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July 2018 in “International Journal of Cosmetic Science” This study found that keratin-based particles were able to recover and enhance the mechanical properties and thermal stability of virgin and overbleached Asian hair, improving its strength and smoothness by around 40%, and demonstrated safety in human skin keratinocytes.
4 citations
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October 2024 in “Journal of Cosmetic Dermatology” This study found that taking oral FKH supplements for 90 days improved facial skin, hair, and nail appearance, and highlighted the role of free L-amino acids as potentially beneficial beyond their protein-building functions.
April 2024 in “Current research in nutrition and food science” This study found that a food supplement improved skin moisturization, elasticity, and thickness, reduced telogen hair density, and enhanced nail status in women with mild-to-moderate aging signs after 84 days.