America produces over two-thirds of the world’s blood supply. Plasma Blood plasma harvesting Is a cash-generating industry. The demand for plasma is high. Last year America sold over $2.7 billion on plasma on the world market. Donors receive on average $50 per liter, while sold for well over $200 per liter. Plasma’s high demand stems from its versatility of use, including blood transfusions, vaccines, and pharmaceuticals.