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Unlike oral supplements, B12 injections are absorbed directly into the bloodstream for rapid and more effective results

Davies SS, Amarnath V, Brame CJ, Boutaud O, Roberts LJ 2nd

Written by the Well Labs+ editorial team Last updated July 2026 Category Overview Some vitamins and nutrients are better delivered by injection than by supplement, bypassing digestion so your body can put them to use directly

Supported Discontinuation: Offering structured behavior, diet, and coaching to help individuals who choose to taper or discontinue therapy to maintain weight loss and prevent the rapid rebound that typically follows medication cessation.