This fatty acid allows the molecule to bind to albumin, a protein in the blood
Being membrane-permeable means its structured to pass directly through a cells outer wall to reach its target inside
Many groups of people need to take B12 supplements, including vegans or vegetarians, older adults, those taking specific medications, and people with gut absorption issues
Individual response varies based on factors including metabolic rate, insulin sensitivity, activity level, and previous peptide experience
However, deficiency is common, especially in people with low stomach acid, digestive conditions, vegan or vegetarian diets, or age-related absorption decline
When someone arrives with a significant deficiency, their stores are low, their red blood cells may be enlarged (macrocytosis), and, in longstanding cases, nerve function can be affected