Glucomannan is a soluble, fermentable fiber found in many plants, especially the root of the konjac plant ( Amorphophallus konjac)
There is only the right answer for you, right now, given your specific circumstances
This article explains the benefits, uses, and risks of vitamin B12 injections, as well as recommended intake levels
Insurance coverage is hit-or-miss, supply shortages have been an issue, and out-of-pocket costs can be prohibitive
For example, a study from However, keep in mind that many of these studies received funding from pharmaceutical companies, including the manufacturers of various GLP-1 drugs