Vitamin B12 deficiency may occur in individuals with poor dietary intake, certain gastrointestinal disorders, malabsorption syndromes, advancing age, or as a consequence of some medications that reduce Vitamin B12 absorption
methyl-B12 500 g three times per week versus 1500 g once a week for 2 weeks, in 24 patients with PN and 10 healthy volunteers
As you get closer to achieving your goals and based on your bodys unique response, your dosage can be adjusted
Other Uses: Often used in cycling longevity protocols or seasonal reset phases to support cellular repair, circadian alignment, and healthy aging rather than continuous daily use
Resources Down syndrome General Folate (NIH Office of Dietary Supplements) Folate (folic acid) (Mayo Clinic) Vitamin B12 (NIH Office of Dietary Supplements) Vitamin B12 (Mayo Clinic) References Yassaee F, Hadadianpour S
For most peptides, 0.5 mL is the practical minimum