Codeage Grass-Fed Beef Liver supplement provides 3,000 mg of grass-fed, pasture-raised Argentinean beef liver per serving. Known for its diverse nutritional profile, beef liver contains vitamins like A and B12, along with minerals such as iron and zinc, plus proteins and omega fatty acids. This beef liver supplement is freeze-dried, non-defatted, and desiccated, aiming to preserve the nutrients found in beef liver.