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L- amino acids are essential for protein synthesis and energy production, and mammals (including humans) synthesize amino acids almost exclusively in the L- configuration.75 In supplements, L- or D- may be more informed by bioavailability, as the body may better absorb the L form of one amino acid or the D form of another

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[DOI] [PubMed] [Google Scholar] 93.Khushboo M., Murthy M.K., Devi M.S., Sanjeev S., Ibrahim K.S., Kumar N.S., Roy V.K., Gurusubramanian G

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