Controlled trials evaluating MIC blends specifically are limited, and most available data are based on clinical experience or drawn from small cohorts
This is why NAD+ has become one of the most-studied molecules in aging science, and why a compound that helps preserve it draws interest well beyond weight loss
Malabsorption happens in some conditions also, such as pernicious anemia, celiac disease, and Crohns disease
For injections given under the skin, the most common protocol is to give 250 micrograms once a week for an initial six weeks
Requirements of vitamin B 12 in excess of normal (due to pregnancy, thyrotoxicosis, hemolytic anemia, hemorrhage, malignancy, hepatic and renal disease) can usually be met with oral supplementation