Whether metabolic benefits (improved insulin sensitivity, reduced visceral fat) persist, partially reverse, or fully reverse is unknown
View the Phase 2 retatrutide trial on PubMed
Just taking large amounts of B12 supplements does not mean that your body will be able to use all of it
Research suggests the compound may help researchers understand mechanisms of muscle atrophy and regeneration
Journal of Endocrinology and Metabolism, 3(12), 715.
However, some people are more at risk of a vitamin B-12 deficiency, including older people, vegetarians and vegans, those with intestinal disorders, and individuals with diabetes, muscular degeneration, or Lou Gehrigs disease