Currently, excessive NNMT upregulation is implicated in several scenarios, including obesity, metabolic diseases, muscle cell degeneration, and even some types of cancer [2, 4]
Combine Vitamin B12 Injections With Other Treatments Frequently Asked Questions about B12 Injections
[4] Why Vitamin B12 Can Cause Gastrointestinal Symptoms The mechanisms underlying gastrointestinal side effects from vitamin B12 supplementation are not fully established, but several factors may contribute to stomach discomfort in susceptible individuals
One reason is being low in a type of compound produced within the stomach called intrinsic factor (a type of glycoprotein), which combines with vitamin B12 once consumed in order to allow it to be absorbed
In the pyridoxine group, there was a trend toward better capecitabine dosage maintenance and fewer high-grade HFS adverse effects (Corrie 2012)