The Most Expensive Liquids In The World 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. 12. Human blood — $1,330 per gallon « Previous Page Next Page » Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 2017-11-01 news