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
This delivery method bypasses the gastrointestinal system altogether, so persons in risk groups for vitamin B12 deficiency with gastrointestinal issues may turn to the shot option for a quick means of ensuring their body has sufficient stores of vitamin B12 to effectively function
NMN provides the raw material needed to produce NAD+
Men and women 60 years or older have average dietary intakes of 5.6 g/day and 3.7 g/day, respectively (126)
Results Disclaimer: Individual results vary and depend on multiple factors including adherence to treatment, provider guidance, diet, exercise, and individual health conditions