Summary of how the two differ at the chemistry level: Both forms appear in preclinical literature
It works on three hormone receptors at once (GLP-1, GIP, and glucagon), which is why some people call it a triple agonist or Triple G. Its half-life sits around 6 days, so a single weekly shot is enough to keep blood levels steady
While B12 supports metabolism, proper nutrition is still the cornerstone of sustainable weight loss
The most responsible position sits between those two extremes
Renal and hepatic effects: Long-term or high-dose use has been associated in case reports with adverse effects on kidney and liver function
Users often report improved stamina, reduced fatigue, and better physical performance, though these subjective reports have not been validated in controlled human trials