Reference [1]Balimane P V, Chong S, Morrison R A
In the U.S., it's lumped in with dietary supplements, not meds, so the FDA doesnt really oversee the details
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However, supplementation should always complement, not replace, disciplined nutrition and training
Its why we recommend planning any change with your prescriber, so theres no unsupported gap in between, and using your time on the medication to build the eating and activity habits that help to prevent weight regain in the future
The only safe response to suspected potency loss is to replace the medication with a fresh supply