Preservative-free sterile water solutions last only 48 to 72 hours
Ongoing Adjustments Our doctor administers the medication safely
You may be at higher risk if you: Follow a vegan or vegetarian diet Eat very little meat, fish, eggs, or dairy Are over the age of 50 Have digestive conditions affecting absorption Take certain medications, such as metformin or acid-reducing medicines Have had certain stomach or bowel surgery Have pernicious anaemia or absorption problems People in higher-risk groups may benefit from advice, testing, or treatment depending on their symptoms and medical history
Introducing this product into humans or animals by any route is strictly prohibited by law
Importantly, functional B12 deficiency can sometimes coexist with high total B12 levels, especially in kidney disease, and may require additional testing with methylmalonic acid (MMA) or holotranscobalamin if deficiency is suspected clinically