Nutritional Characterization of <i>Strychnos madagascariensis</i> Fruit Flour Produced by Mozambican Communities and Evaluation of Its Contribution to Nutrient Adequacy

The indigenous fruit <i>Strychnos madagascariensis</i> is usually processed to flour, called <i>nfuma</i>, being highly consumed during staple food shortage. This study aimed to evaluate the nutritional composition of <i>nfuma</i> and its nutrient adequacy. Flours...

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Main Authors: Sandra S. I. Chemane, Mafalda Ribeiro, Edgar Pinto, Susana C. M. Pinho, Zita Sá Martins, Agostinho Almeida, Isabel M. P. L. V. O. Ferreira, Maida Khan, Olívia Pinho, Susana Casal, Olga Viegas
Format: Article
Language:English
Published: MDPI AG 2022-02-01
Series:Foods
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Online Access:https://www.mdpi.com/2304-8158/11/4/616
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author Sandra S. I. Chemane
Mafalda Ribeiro
Edgar Pinto
Susana C. M. Pinho
Zita Sá Martins
Agostinho Almeida
Isabel M. P. L. V. O. Ferreira
Maida Khan
Olívia Pinho
Susana Casal
Olga Viegas
author_facet Sandra S. I. Chemane
Mafalda Ribeiro
Edgar Pinto
Susana C. M. Pinho
Zita Sá Martins
Agostinho Almeida
Isabel M. P. L. V. O. Ferreira
Maida Khan
Olívia Pinho
Susana Casal
Olga Viegas
author_sort Sandra S. I. Chemane
collection DOAJ
description The indigenous fruit <i>Strychnos madagascariensis</i> is usually processed to flour, called <i>nfuma</i>, being highly consumed during staple food shortage. This study aimed to evaluate the nutritional composition of <i>nfuma</i> and its nutrient adequacy. Flours from four districts of Mozambique were analyzed using AOAC methods for proximate composition, HPLC for sugar, amino acids (AA), vitamin E and carotenoids and ICP-MS and FAAS for minerals. The results showed that <i>nfuma</i> stands out for its high content of fat (26.3–27.8%), mainly oleic acid, fiber (>6%), vitamin E (6.7 to 8.0 mg/100 g) and carotenes (2.2 to 2.6 mg/100 g). The main amino acids of <i>nfuma</i> protein were Arg, Asp and Glu, and Lys was the limiting one. The mineral composition reveals K (~1200 to 1700 mg/100 g) as the main macromineral followed by Mg > Ca > Na. The main trace element was Mn (~4 mg/100 g) followed by Fe > Zn > Cu > Cr > Co. Aluminum (~3 mg/100 g) was the main non-essential element and Rb, Ni, Sr, Ba, V, Cd were also quantified. Assuming the daily consumption of 50 g, <i>nfuma</i> provides 82% of Vitamin A dietary reference value for toddlers, while the consumption of 100 g contributes to 132% and 60% of Mn and vitamin A DRV for adults, respectively. Despite the nutritional advantages of <i>nfuma</i>, this flour can be a source of Ni, highlighting the importance of the study of good practices in its preparation to decrease the exposure to non-essential elements.
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spelling doaj.art-aed155a3277a453c923f15bfe3740e5a2023-11-23T19:54:41ZengMDPI AGFoods2304-81582022-02-0111461610.3390/foods11040616Nutritional Characterization of <i>Strychnos madagascariensis</i> Fruit Flour Produced by Mozambican Communities and Evaluation of Its Contribution to Nutrient AdequacySandra S. I. Chemane0Mafalda Ribeiro1Edgar Pinto2Susana C. M. Pinho3Zita Sá Martins4Agostinho Almeida5Isabel M. P. L. V. O. Ferreira6Maida Khan7Olívia Pinho8Susana Casal9Olga Viegas10Faculdade de Ciências da Nutrição e Alimentação da Universidade do Porto, 4150-180 Porto, PortugalLAQV/REQUIMTE, Laboratório de Bromatologia e Hidrologia, Departamento de Ciências Químicas, Faculdade de Farmácia da Universidade do Porto, 4050-313 Porto, PortugalLAQV/REQUIMTE, Laboratório de Bromatologia e Hidrologia, Departamento de Ciências Químicas, Faculdade de Farmácia da Universidade do Porto, 4050-313 Porto, PortugalLAQV/REQUIMTE, Laboratório de Bromatologia e Hidrologia, Departamento de Ciências Químicas, Faculdade de Farmácia da Universidade do Porto, 4050-313 Porto, PortugalLAQV/REQUIMTE, Laboratório de Bromatologia e Hidrologia, Departamento de Ciências Químicas, Faculdade de Farmácia da Universidade do Porto, 4050-313 Porto, PortugalLAQV/REQUIMTE, Laboratório de Química Aplicada, Departamento de Ciências Químicas, Faculdade de Farmácia da Universidade do Porto, 4050-313 Porto, PortugalLAQV/REQUIMTE, Laboratório de Bromatologia e Hidrologia, Departamento de Ciências Químicas, Faculdade de Farmácia da Universidade do Porto, 4050-313 Porto, PortugalDepartamento de Engenharia Química, Faculdade de Engenharia, Universidade Eduardo Mondlane, Maputo 257, MozambiqueFaculdade de Ciências da Nutrição e Alimentação da Universidade do Porto, 4150-180 Porto, PortugalLAQV/REQUIMTE, Laboratório de Bromatologia e Hidrologia, Departamento de Ciências Químicas, Faculdade de Farmácia da Universidade do Porto, 4050-313 Porto, PortugalFaculdade de Ciências da Nutrição e Alimentação da Universidade do Porto, 4150-180 Porto, PortugalThe indigenous fruit <i>Strychnos madagascariensis</i> is usually processed to flour, called <i>nfuma</i>, being highly consumed during staple food shortage. This study aimed to evaluate the nutritional composition of <i>nfuma</i> and its nutrient adequacy. Flours from four districts of Mozambique were analyzed using AOAC methods for proximate composition, HPLC for sugar, amino acids (AA), vitamin E and carotenoids and ICP-MS and FAAS for minerals. The results showed that <i>nfuma</i> stands out for its high content of fat (26.3–27.8%), mainly oleic acid, fiber (>6%), vitamin E (6.7 to 8.0 mg/100 g) and carotenes (2.2 to 2.6 mg/100 g). The main amino acids of <i>nfuma</i> protein were Arg, Asp and Glu, and Lys was the limiting one. The mineral composition reveals K (~1200 to 1700 mg/100 g) as the main macromineral followed by Mg > Ca > Na. The main trace element was Mn (~4 mg/100 g) followed by Fe > Zn > Cu > Cr > Co. Aluminum (~3 mg/100 g) was the main non-essential element and Rb, Ni, Sr, Ba, V, Cd were also quantified. Assuming the daily consumption of 50 g, <i>nfuma</i> provides 82% of Vitamin A dietary reference value for toddlers, while the consumption of 100 g contributes to 132% and 60% of Mn and vitamin A DRV for adults, respectively. Despite the nutritional advantages of <i>nfuma</i>, this flour can be a source of Ni, highlighting the importance of the study of good practices in its preparation to decrease the exposure to non-essential elements.https://www.mdpi.com/2304-8158/11/4/616monkey orangefruit flourmacronutrientsmicronutrientsindigenous fruitsestimated daily intake
spellingShingle Sandra S. I. Chemane
Mafalda Ribeiro
Edgar Pinto
Susana C. M. Pinho
Zita Sá Martins
Agostinho Almeida
Isabel M. P. L. V. O. Ferreira
Maida Khan
Olívia Pinho
Susana Casal
Olga Viegas
Nutritional Characterization of <i>Strychnos madagascariensis</i> Fruit Flour Produced by Mozambican Communities and Evaluation of Its Contribution to Nutrient Adequacy
Foods
monkey orange
fruit flour
macronutrients
micronutrients
indigenous fruits
estimated daily intake
title Nutritional Characterization of <i>Strychnos madagascariensis</i> Fruit Flour Produced by Mozambican Communities and Evaluation of Its Contribution to Nutrient Adequacy
title_full Nutritional Characterization of <i>Strychnos madagascariensis</i> Fruit Flour Produced by Mozambican Communities and Evaluation of Its Contribution to Nutrient Adequacy
title_fullStr Nutritional Characterization of <i>Strychnos madagascariensis</i> Fruit Flour Produced by Mozambican Communities and Evaluation of Its Contribution to Nutrient Adequacy
title_full_unstemmed Nutritional Characterization of <i>Strychnos madagascariensis</i> Fruit Flour Produced by Mozambican Communities and Evaluation of Its Contribution to Nutrient Adequacy
title_short Nutritional Characterization of <i>Strychnos madagascariensis</i> Fruit Flour Produced by Mozambican Communities and Evaluation of Its Contribution to Nutrient Adequacy
title_sort nutritional characterization of i strychnos madagascariensis i fruit flour produced by mozambican communities and evaluation of its contribution to nutrient adequacy
topic monkey orange
fruit flour
macronutrients
micronutrients
indigenous fruits
estimated daily intake
url https://www.mdpi.com/2304-8158/11/4/616
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