Does Brazil Label its GMO foods and is there any source for this information so it can be used in an essay?

Yes, Brazil does label its GMO foods.

According to the National Biosafety Council (CTNBio), genetically modified organisms (GMOs) must be labeled in Brazil if they contain more than 1% of GMO content. The labeling requirements apply to both domestic and imported foods.

The information about GMO labeling in Brazil can be found in the following sources:

- [National Biosafety Council (CTNBio)](http://www.ctnbio.gov.br/en/normas-e-legislacao/)

- [Ministry of Agriculture, Livestock and Supply (MAPA)](http://www.agricultura.gov.br/assuntos/insumos-agropecuarios/sementes-e-mudas/biotecnologia/normas-sobre-sementes-transgenicas)

- [Brazilian Association of Plant Biotechnology (ABBV)](http://www.abbv.org.br/legislacao.php)