In addition to the conditions mentioned above, several risk factors increase the likelihood of B12 deficiency: Smoking Alcohol abuse Endocrine-related autoimmune disorders (such as diabetes or thyroid disorders) Gastrointestinal disorders like Crohns disease History of gastric bypass surgery or other stomach-altering surgeries Optimize Your Health
Folinic acid, a form of folate, has been associated with better social and communication skills
LifeMD's quarterly model allows for biomarker review and adjustment, whereas Ro's variable model depends on patient and prescriber initiative
Weight loss itself would have some of that role, and I think theres also probably some effect beyond just from weight loss, though that's not super well-understood
Lecithin is a natural substance, which can be found in plants, for example soy
How long youll need treatment will depend on your personal needs and weight loss goals