If you have vitamin B12 or folate deficiency, your doctor may order additional tests to understand if its because of an underlying medical condition
While animal-based foods are naturally rich in vitamin B12, many plant-based foods and breakfast cereals are fortified to help people meet their needs
Safety and Research Limitations Importantly, No adequate clinical evidence defines safe human exposure, maximum tolerated dose, reproductive toxicity, carcinogenicity, genotoxicity, cardiovascular risk, liver safety, kidney safety, endocrine effects, or drug interactions
How Much Vitamin B12 Do We Need
2) PAS website has section with useful leaflets/articles eg "An Update for Medical Professionals: Diagnosis and Treatment" pernicious-anaemia-society
Frequently Asked Questions about Lipo B12 Lipotropics are amino acids that are used to enhance fat loss