why would i need a b12 injection Who Should Take Vitamin Injections And Why? Feeling worse after B12 Injection:

Drug/Laboratory Test Interactions Persons taking most antibiotics, methotrexate and pyrimethamine invalidate folic acid and vitamin B12 diagnostic blood assays

Duration of Energy Boost and Mental Clarity The energy boost and mental clarity that come from a B12 shot can last anywhere from a few days to a week, depending on your body's metabolism and existing B12 levels

For many, B12 injections for fat loss serve as a valuable tool to complement their diet and exercise plan

Animal sources include dairy products, eggs, fish, poultry, beef Liver Chicken Fish and shellfish such as trout, salmon, tuna fish and clams Fortified breakfast cereal Low-fat milk Yogurt Cheese Eggs If you are looking for a food fortified with B12, check the product's Nutrition Facts label

As far as weight loss goes, vitamin B-12 injections (or vitamin B-12 in general) have no significant effect, according to limited scientific studies