FABP2/RBP2 protein level ratio in blood (OBA_2055430) can be described as follows. A compound attribute that is the ratio of amount of fatty acid-binding protein, intestinal (human) in blood to amount of retinol-binding protein 2 (human) in blood. Also known as: the ratio of amount of fatty acid-binding protein, intestinal (human) in blood to amount of retinol-binding protein 2 (human) in blood.