Further research may shed more light on the complex relationship between B12 and metabolism
So the ladder below adjusts frequency, technique, and adherence first, and only ever revisits the schedule never invents a bigger dose
Features of Hitamins vitamin B12 + iron shot Source of iron Made with natural plant extracts Easy to use No added sugar accordion-start Specifications 60ml accordion-item-end Suitable for Vegan & vegetarians accordion-item-end Warnings and cautions Do not exceed the stated dose This product does not claim to treat, cure or prevent any form of disease It is strongly advised that you consult a doctor before taking if you are pregnant and/or breastfeeding, or taking any form of prescription medication Stop using immediately and consult a doctor if you experience any adverse effects or symptoms Made in a factory that also handles cereals containing gluten, peanuts and other nuts, and soya Food supplements should not be used as a substitute for a balanced diet and healthy lifestyle accordion-item-end How to use Shake before use

Estrogen has been shown to upregulate endogenous MOTS-c expression in preclinical models, which may partly explain why metabolic deterioration accelerates in perimenopause when estrogen falls precipitously [2]
If you have had neurological symptoms that affect your nervous system, such as numbness or tingling in your hands and feet, caused by a vitamin B12 deficiency, youll be referred to a haematologist and may need to have injections every 2 months
Ital J Pediatr 2020;46:40