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A small oral or sublingual dose is usually better tolerated than a large injection
While anecdotal evidence exists, rigorous clinical trials are lacking
Get answers to your questions about B12 shots
Prospective randomized controlled studies of oral vitamin B12 treatment in patients with vitamin B12 deficiency, including patients with Biermers disease [21,22] In a first study, Kuzminski et al
Rotate sites systematically (abdomen, thighs, upper arms) to avoid lipohypertrophy
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