Diminished gastric function in individuals with atrophic gastritis can result in bacterial overgrowth in the small intestine and cause food-bound vitamin B 12 malabsorption
For example, diuretics might raise the risk of potassium deficiency
A minor mixing error can disrupt your entire cycle, so lets take it step-by-step and do it correctly
Not for Direct Intravenous Injection
If the injection is needed (e.g., to replete B or B in a deficient mother), it can be used, but the infant should be observed for any unusual symptoms (though none would be expected from B vitamins, apart from perhaps looser stools if anything)
Most side effects from B12 shots resolve quickly, making them generally well-tolerated for routine supplementation