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B12 Testing and Injection FAQs Who should consider B12 testing
It is not for human or veterinary use , and is not approved for diagnostic, therapeutic, or medical applications
The good news is that the SURMOUNT-5 trial found no statistically significant difference in GI side effect rates between the two medications at their respective therapeutic doses
The trade-off is practical: MK-677 is oral, requires no injection skill, costs less, and produces faster visible changes that make compliance easier in human trials
A Note on Dosing This guide is about where and how, not how much
Elevated copper levels upregulate inducible NO synthase expression, leading to excessive NO production
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