ENHANCED Formula. Now Includes Resveratrol (from Polygonum Cuspidatum Root Extract) and 350mg of PEA per capsule! Palmitoylethanolamide (PEA) is a bio-identical fatty acid amide that is normally synthesized by healthy tissue In the human body in response to inflammation. PEA is made by various plants and animals and is present throughout the animal kingdom. PEA can be found in many different tissues including glia, neurons, retina, white blood cells, mast cells and adipocytes.