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.
Twelve ounces of Lipton Brisk Lemon Iced Tea contain seven mg of caffeine, while 12 ounces of Nestea Iced Tea contain 26 mg of caffeine. A teaspoon of generic, instant iced tea mix contains 27 mg of caffeine, while the same quantity of a decaf equivalent contains about one mg of caffeine.