In the alkaline environment of the small intestine, R-proteins are degraded by pancreatic enzymes, freeing vitamin B 12 to bind to intrinsic factor (IF), a protein secreted by specialized cells in the stomach (parietal cells)
Gastrointestinal side effects such as nausea, abdominal discomfort and/or diarrhea should be monitored closely
Benefits of adequate B12 include sustained energy throughout the day, deeper sleep, improved mental clarity, better exercise capacity, healthier hair and skin, and reduced nerve pain
I change my portions of food
On the RxPepsDirect protocol, the starting dose is 25 units (1.5 mg) twice weekly drawn from a 6 mg/mL starter vial
Warning signs include profound muscle weakness, severe fatigue, or abnormal heart rhythms