Dr. Lúcio Hakim Laboratory, a testing and support unit for the quality control of Polinutri products and raw materials, located in Maringá-PR, has attestations of proficiency in bromatological and mycotoxin analyzes, being one of the acknowledgments certified by FAO - Food and Agriculture Organization of the United Nations. EMBRAPA - The Brazilian Agricultural Research Corporation (Empresa Brasileira de Pesquisa Agropecuária) has also certified Lúcio Hakim Laboratory as proficient in bromatological analysis. A global leader in diagnostics and testing for the human and animal feeding sectors, Rommer Labs has also unveiled its Polinutri Laboratory proficiency recognition.

The proficiency tests are tests where the same sample is sent to several laboratories simultaneously, and their results compared to each other and to the evaluator results, and they should be statistically the same. The approval in 3 proficiency exams, two of which are international and one of which is Brazilian, attest to the analysis results quality and the competence of the team from the Lúcio Hakim Animal Nutrition Laboratory (Laboratório de Nutrição Animal Lúcio Hakim).