Yikes!! I am taking modified citrus pectin to remove heavy metals from the body.Fermentable fibers and vitamin B12 dependency - PubMed
Addition of the fermentable fiber pectin to a B12-deficient diet accelerates development of deficiency symptoms. This appears to be the result of changes in the intestinal bacteria that bind vitamin B12, interfere with enterohepatic circulation, and accelerate depletion of this vitamin.pubmed.ncbi.nlm.nih.gov
This study uses pectin to make rats B12-deficient quickly: https://pubs.aip.org/aip/acp/articl...cient-rat-model-based?redirectedFrom=fulltext