C-22 - Asbestos Abatement Contractor. This classification description is an excerpt of the regulation that established the C-22 Asbestos Abatement contractor classification. Click here for the full text of the regulations that relate to the C-22 classification.
The liver is one of the main sites of storage for vitamin B-12. Approximately 60 percent of the vitamin B-12 in the body is stored in the liver, with another 30 percent stored in muscles.
Vitamin B12 is a nutrient that helps keep the body's nerve and blood cells healthy and helps make DNA, the genetic material in all cells. Vitamin B12 also helps prevent a type of anemia called megaloblastic anemia that makes people tired and weak.Two steps are required for the body to absorb vitamin B12 from food.lant foods have no vitamin B12 unless they are fortified. You can get recommended amounts of vitamin B12 by eating a variety of foods including the following: 1  Beef liver and clams, which are the best sources of vitamin B12. 2  Fish, meat, poultry, eggs, milk, and other dairy products, which also contain vitamin B12.