Pernicious anemia is caused by a decrease in red blood cells when the body cant absorb enough vitamin B12, greatly raising the risk for neurological complications
This vitamin also has an important role in protein synthesis, neural metabolism, DNA and RNA production, as well as fat and carbohydrate metabolism
However, those who do consume these products in their diets may not properly absorb the vitamin, such as the elderly, those who have had weight loss surgery, Crohns disease or celiac disease
This release of histamine and tryptase increases blood flow to the skeletal muscles during exercise.[ref] Hypoxia has also been shown to induce mast cell degranulation.[ref] This is a normal response for most people, and the body can handle a certain increase in histamine and tryptase
They are also preferred by researchers who want to avoid injections entirely, though it is worth noting that the oral route distributes the peptide systemically rather than concentrating it at a specific site