Vitamin B12 is necessary for the proper functioning of many different aspects of our bodies, and it can sometimes be too tricky to ensure that your diet is allowing you to reach sufficient levels of the vitamin regularly
In white adipose tissue, blocking NNMT elevated resting calorie burn, decreased adiposity, and improved insulin sensitivity in rodent models, independent of diet or activity changes (Kraus et al., Nature Medicine )
This selectivity makes it invaluable for studies requiring lipolytic effects without the confounding variables of growth promotion, glucose alterations, or anabolic signalingallowing researchers to study fat metabolism in isolation
While these combinations are available through compounders, they differ fundamentally from FDA-approved products in manufacturing standards, quality control, and regulatory oversight