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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
Its sometimes referred to online as a wolverine peptide because much of the interest centers on tissue repair
J Proteome Res 10:6684 Borude P, Edwards G, Walesky C, Li F, Ma X, Kong B, Guo GL, Apte U (2012) Hepatocyte-specific deletion of farnesoid X receptor delays but does not inhibit liver regeneration after partial hepatectomy in mice