Lipases are important catalysts in the production of biodiesel and they are widely available in natural world,including
aminal, plant, microorganism.The cost of biodiesel production is the resources cost, which is the key determinant of
biodiesel prices and the bottleneck factor restricting profit of biodiesel producers.This article addresses the sources of
lipases, renewable sources of biodiesel, and the production of biodiesel with lipases.