They can slightly improve bioavailability, but they don't come close to matching the efficiency of an injection
A professional consultation is recommended
Adult is contraindicated in patients who have: A history of known hypersensitivity to any of the vitamins or excipients in M.V.I
Patients with gastrointestinal disorders, such as Crohns disease, celiac disease, or those who have undergone gastrointestinal surgeries like bariatric surgery, may also find B12 injections advantageous
The closest safety dataset is the Increlex (mecasermin) clinical program , which followed 71 pediatric patients with severe primary IGFD on twice-daily SubQ rhIGF-1 for a mean of 3.9 years (some patients up to 11.5 years)
those with established deficiency often use 5001,000 mg short term, then step down