b12 injection im or subq Cyanocobalamin – 1000 mcg/mL Is intramuscular (IM) administration of

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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

This injection can be taken up to twice each week

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But even then, its easy to forget to regularly take your vitamins

Safety-wise, intramuscular B12 is generally well tolerated