Hemoglobin: The oxygen-carrying pigment and predominant protein in the red blood cells. Hemoglobin forms an unstable, reversible bond with oxygen. In its oxygenated state it is called oxyhemoglobin and is bright red.
Caffeine by McDonalds Iced Coffee Size. 1  Medium (16 floz): 133mg. 2  Large (22 floz): 200mg. 3  Extra Large (32 floz): 320mg.
If thereâs coffee in your ice cream or yogurt, expect a small caffeine boost. According to a report by The Center for Science in the Public Interest, a one-cup âtennis ball-sized scoopâ of most popular brands contains 60 mg of caffeine, which is about as much as two cans of Coke.