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The trade-offs are regulatory complexity, variation in oversight, and a shifting FDA posture after the 2024 shortage resolution
Wang B-H, Ou-Yang J-P
Instead, it is available as a dietary supplement, either alone or with other ingredients, and listed in the Dietary Supplement Label Database (DSLD) of the Office of Dietary Supplements (ODS), the lead federal US government entity for the scientific exploration of dietary supplements
Proteasome components clustered at multiple loci, highlighting the importance of degrading oxidized proteins
Without sufficient protein, patients risk losing substantial muscle mass alongside fat tissue, which can reduce metabolic rate, impair physical function, and compromise long-term weight maintenance