1. Folic acid retention evaluation in preparations with wheat flour and corn submitted to different cooking methods by HPLC/DAD.
- Author
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Emmanuela Prado de Paiva Azevedo, Eryka Maria Dos Santos Alves, Samuel de Santana Khan, Leonardo Dos Santos Silva, José Roberto Botelho de Souza, Beate Saegesser Santos, Carlos Bôa-Viagem Rabelo, Ana Carolina Dos Santos Costa, Clayton Anderson de Azevedo Filho, and Margarida Angélica da Silva Vasconcelos
- Subjects
Medicine ,Science - Abstract
Folic acid content was evaluated in food preparations containing wheat and corn flour submitted to baking, deep-frying, and steaming. Commercially fortified flours showed the absence of folic acid. Flours with laboratory folic acid fortification showed 487 and 474 μg of folic acid in 100 g of wheat and corn flours, respectively. In the corn flour preparations, the cake had the highest retention (99%) when compared to couscous (97%). Besides, the cake showed higher retention when compared to the wheat flour preparations due to the interactions of the folic acid with the hydrophobic amino acids of the Zein, a protein found in corn. In wheat flour preparations, vitamin retention was 87%, 80% and 57% in bread, cake, and White sauce respectively. These findings relate to the change of the physicochemical properties of food components that occurs during mixing and cooking of the ingredients.
- Published
- 2020
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