Mycotoxigenic fungi were isolated and identified from selected food and feed samples obtained in Metro Manila public markets, a Laguna coconut mill, and FNRI rat breeder's diet using the serial dilution and moisture chamber techniques. The majority of the isolates identified belong to the generaAspergillusandMucoralesand a few to thePenicillium.Taxonomical identification was based on the morphological characteristics of the fungi as observed under the microscope.