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Table 1 Particle size distribution of different palmitoylethanolamide sources a

From: Micronized/ultramicronized palmitoylethanolamide displays superior oral efficacy compared to nonmicronized palmitoylethanolamide in a rat model of inflammatory pain

Particle size

PEA-m (lot 02/10)

PEA-um (lot 03/08)

PeaPure (lot 12126A)

D10

1.57 μM

1.19 μM

3.19 μM

D50

4.5 μM

2.57 μM

21.1 μM

D90

9.36 μM

4.96 μM

82.9 μM

  1. aPEA-m, Micronized PEA; PEA-um, Ultramicronized PEA. D10, D50 and D90 refer to the percentage of particles below the indicated size according to ASTM International standards for particle size analysis.
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Journal of Neuroinflammation

ISSN: 1742-2094