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[] By correcting hyperglucagonemia, incretin-based treatments can improve postprandial hyperglycemia and fasting glycemia in diabetes

Officially, the FDA cites: Insufficient large-scale clinical trials Concerns about consistency, sourcing, and manufacturing standards The need to meet formal drug approval requirements Critics argue (fairly) that this system: Favors large pharmaceutical companies Makes it hard to approve naturally occurring peptides Leaves promising, low-risk compounds in regulatory limbo The short version: This FDA restrictive regulatory change of mind wasnt driven by a sudden safety scare, it was driven by regulatory process and economics

ROS-mediated DNA injury compromises satellite cell regenerative capacity, while oxidized macromolecules accumulate within atrophic fibers (Nakazzi et al., 2025)