File:480px-EFA to Eicosanoids.svg.png

Diagram showing pathways in the production and metabolism of essential fatty acids (Omega 3 and Omega 6) to form eicosanoids.

Author: David R. Throop, vectorized by Fvasconcellos, and released into public domain. Source: https://es.wikipedia.org/wiki/Archivo:EFA_to_Eicosanoids.svg