The honest summary: the three peptides individually sit somewhere between "intriguing preclinical compound with biological plausibility" and "early-stage research chemistry with insufficient human data." The blend is a research convenience, not an evidentiary upgrade
DiToro et al., 2020, Immunity 52, 650667 April 14, 2020 2020 Elsevier Inc
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A batch-specific Certificate of Analysis is available on request