L-4-Thiazolylalanine (Protinol), a Novel Non-Proteinogenic Amino Acid, Demonstrates Epidermal and Dermal Efficacy with Clinically Observable Benefits.
Gloria Portocarrero HuangJolanta Idkowiak-BaldysFrank LiebelConstantina JonesColine HaxaireLisa DiNataleArdeshir BayatJohn R GlynnPublished in: International journal of cosmetic science (2023)
L4 is a novel, multi-functional ingredient which offers a superior alternative to currently available technologies for improving epidermal and dermal parameters that change during aging and photodamage.
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