Breastfeeding Vitamin B12 is known to be distributed in human milk
They are two different classes of molecule with two different mechanisms and two different evidence trails, one of which happens to include a body of human physiological data the other simply doesnt have, owing entirely to the fact that one of them is something the body already makes
Its going good so far
Shortening of the pharynx removes the recesses formed by the valleculae and piriform sinuses, and peristalsis of the pharyngeal muscles pushes the bolus posteriorly to the UES, which mainly consists of the cricopharyngeus muscle
Vargas Valls, MD, MS Senior Associate Consultant, Division of Gastroenterology and Hepatology, Mayo Clinic, Rochester, Minnesota
Now, as Ive said, this isnt unexpected