Figure 2From: Micronized/ultramicronized palmitoylethanolamide displays superior oral efficacy compared to nonmicronized palmitoylethanolamide in a rat model of inflammatory pain Scanning electron microscopic images of PEA. Images show ultramicronized palmitoylethanolamide (PEA-um, lot 03/08; top) and nonmicronized palmitoylethanolamide (PeaPure, lot 12126A; bottom).Back to article page