Chicken liver contains many vitamins and minerals, including vitamins A, B, and C, as well as iron, zinc, and phosphorus. Vitamin A Supports vision, the immune system, skin and mucous membranes. Vitamin B12 Helps form red blood cells, improves cellular function, supports the nervous system, metabolism, and brain health Folate Helps make red blood cells, and is important for fertility Riboflavin: Supports healthy tissues Pantothenic acid: Helps the body release energy from food Minerals Iron: Hel