12. Human blood — $1,330 per gallon
A full-grown human body has 1.3 gallons of blood, consisting of plasma and cells. Your body can’t function without blood. Today many people donate blood, however, processing and storing the blood is an expensive process. This explains the price.
11. Gamma hydroxybutyric acid (GHB) — $2,210 per gallon
GHB, also known as 4-hydroxybutanoic acid, is mainly used to treat narcolepsy, insomnia, cataplexy, and alcoholism. It is also a product of wine, citrus fruits, and beef fermentation. The selling of GHB is illegal in many countries.