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Sublingual tablets and nasal sprays bypass some of the digestive steps, which may be helpful if you have absorption challenges or prefer not to swallow pills. Vitamin B12 injections deliver the vitamin directly into your bloodstream, bypassing the digestive tract and providing faster, more reliable absorption
Can I take oral B12 supplements after a gastric sleeve, or do I need injections
Work with a licensed Meto provider Conclusion The BPC-157 injection vs oral peptide decision is not about which is better in isolation
For a confirmed deficiency, their guidelines point to a specific type of B12 called hydroxocobalamin, given as an intramuscular injection