what does b12 injections do for you Most people assume a injection is simply… a B12 injection. One vitamin, one option and one answer. The reality is a little more nuanced than that. When somebody comes into my Vitamin B12 Injections | Energy

Severe gastroparesis may worsen with GLP-1 agonist use

Poor Diet or Restricted Eating Support nutrient replenishment when dietary habits may not consistently provide adequate Vitamin B12 intake

Excess B12 from oral supplements is poorly absorbed at high doses (the body absorbs roughly 1 to 2% of a 1,000 mcg oral dose) and the remainder is excreted in urine

A single dose of Vitamin B12 provides immediate benefits to those experiencing a deficiency

Allow it to dissolve completely without chewing or swallowing

Things will still depend on the condition, as the person could experience the effects sooner or later than usual