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[5] Both are biologically active, but only l-carnitine naturally occurs in animals, and d-carnitine is toxic as it inhibits the activity of the l-form
doi:10.1111/exd.14912
This raw material is packed in a cosmetic lab double-sealed for moisture protection
Ethics declarations Ethics approval and consent to participate The animal study was reviewed and approved by Experimental Animal Center of Wenzhou Medical University (Approval ID: wydw2022-0032)
Peptides like copper peptides, biotinoyl tripeptide-1, acetyl tetrapeptide-3, and AHK Ala-His-Lys-Cu may help hair and scalp health in several ways
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