does b12 injection change urine color Not all that is red is blood: a curious case of chromaturia Vitamin B Complex Yellow Urine

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Oral vitamins must get broken down by the GI tract (through stomach, intestines) then go through the liver for metabolizing

Frankly, nobody should ever use water

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You are at risk for B12 deficiency if you: Are a vegetarian Are a vegan Have chronic gastritis Have had previous surgery on your stomach Have any chronic bowel conditions, such as Chrons disease or colitis You take certain medications, such as proton pump inhibitors (PPI's) - a medicine sometimes used to treat heartburn and indigestion What are the signs and symptoms associated with a B12 deficiency