The Aspen Veterinary Resources Vita-Jec B Complex Fortified Livestock Vitamin Injection is an aqueous solution of B complex vitamins to provide a supplemental nutritional supply of these vitamins and complex cobalt to cattle, sheep and swine. This inject-able vitamin b complex for cattle provides a supplemental source of these fat-soluble vitamins when dietary content may be deficient. The livestock vitamin injection contains 100 mg per mL of both Thiamine (B1) and Niacin. Intramuscular or subcutaneous injections of the livestock vitamin injection offer an efficient and rapid method to increase vitamin B status of animals. Give your cattle the vitamins they need with this livestock vitamin injection.