EVALUATION OF ANTIOXIDANT ACTIVITY OF BRAZILIAN CERRADO FRUITS IN VITRO
DOI:
https://doi.org/10.17564/2316-3798.2023v9n2p134-149Published
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Abstract
The objective of this study was to determine the evaluation of antioxidant activity of the pulps in vitro from the Brazilian Cerrado in the interest of identifying the quality of these raw materials. After receiving the fruits, the pulps were removed manually and, the antioxidant activity was evaluated through DPPH• free radical total phenolic compounds and ascorbic acid content. To obtain the extracts, dried and crushed pulps were extracted with ethanol (95%) for 30 minutes, in a ratio of 1:4 (pulp: ethyl alcohol), under continuous agitation at room temperature. Then, the mixtures were filtered, and the supernatants were subjected to rotary evaporation under pressure reduced to 40oC. Pulps from Brazilian Cerrado fruits showed relevant antioxidant activity and may have positive effects on human health, reducing the incidence of diseases and, therefore, prolonging the life expectancy of the population.