With SIBO, B12 made by the bacteria in the large intestine can migrate to the small intestine and get picked up by B12 transporters
For the players who built their infrastructure around GLP-1s, this is the place to go, says Wheels Davey
Krivic et al., 2008) or ligament ( In this issue, the already mentioned Tkalcevic and collaborators study may be illustrative (Seveljevic-Jaran et al., 2006
Oral B12 supplements have to pass through the gut, and absorption can be limited especially if you have digestive issues, take certain medications like metformin or antacids, or simply have low stomach acid
For patients, the key takeaway is this: always receive IV therapy from trained, licensed professionals
Talking with your healthcare provider can help you find out if testing and treatment for B12 deficiency could help resolve any unexplained fatigue or weakness you may be experiencing.