Great Plains Laboratory (GPL) is a U.S. based, CLIA certified laboratory. GPL is part of ICL’s network of specialty laboratories offering services for naturopathic care.

From the GPL menu, ICL offers the urine Organic Acids Tests and Food Allergy testing (blood or fingerstick).

GPL Tests Available from ICL

For a list of GPL services routinely offered by ICL refer to the ICL Integrative Laboratory Services Menu. If the test service in which you are interested is not listed, please contact ICL Client Care at 416.422.3000 x300 or as the test menu is subject to change.

For further information about Great Plains visit their website at