Characterization of the Orange Juice Powder Co-Product for Its Valorization as a Food Ingredient

The citrus juice industry produces a large amount of fiber-rich waste and other bioactive compounds of great interest for their potential health benefits. This study focuses on the valorization of the co-product resulting from the extraction of orange juice to offer it as a versatile, healthy, high-...

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Main Authors: Nuria Martínez-Navarrete, Eva García-Martínez, María del Mar Camacho
Format: Article
Language:English
Published: MDPI AG 2022-12-01
Series:Foods
Subjects:
Online Access:https://www.mdpi.com/2304-8158/12/1/97
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author Nuria Martínez-Navarrete
Eva García-Martínez
María del Mar Camacho
author_facet Nuria Martínez-Navarrete
Eva García-Martínez
María del Mar Camacho
author_sort Nuria Martínez-Navarrete
collection DOAJ
description The citrus juice industry produces a large amount of fiber-rich waste and other bioactive compounds of great interest for their potential health benefits. This study focuses on the valorization of the co-product resulting from the extraction of orange juice to offer it as a versatile, healthy, high-quality, and stable natural food ingredient in powder form. To this end, the vitamin C (VC) content (ascorbic and dehydroascorbic acid, AA and DHAA), major flavonoids (hesperidin and narirutin, HES and NAT), and techno-functional properties (angle of repose, AoR; hygroscopicity and wettability; density and porosity; mean particle size, MPS; water retention capacity, WRC; oil holding capacity, ORC; emulsifying and foaming capacity, EC and FC; and emulsion and foam stability, ES and FS) have been characterized. In addition, considering that dehydrated foods with high sugar content require the incorporation of high molecular weight biopolymers for their physical stabilization, the influence of starch modified with octenyl succinic acid (OSA) and gum Arabic (GA) on these properties has been studied. The results obtained confirm the high quality of this co-product to be offered as a powdered food ingredient with nutraceutical potential. The addition of the studied biopolymers is recommended as it does not modify the flowability of the powder and favors both the encapsulation of the bioactive compounds, especially in the presence of GA, and the rehydration capacity.
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spelling doaj.art-fd89670539534fcea924d8c8699332702023-11-16T15:22:20ZengMDPI AGFoods2304-81582022-12-011219710.3390/foods12010097Characterization of the Orange Juice Powder Co-Product for Its Valorization as a Food IngredientNuria Martínez-Navarrete0Eva García-Martínez1María del Mar Camacho2Food Technology Department, Food Investigation and Innovation Group, Universitat Politècnica de València, Camino de Vera s/n, 46022 Valencia, SpainFood Technology Department, Food Investigation and Innovation Group, Universitat Politècnica de València, Camino de Vera s/n, 46022 Valencia, SpainFood Technology Department, Food Investigation and Innovation Group, Universitat Politècnica de València, Camino de Vera s/n, 46022 Valencia, SpainThe citrus juice industry produces a large amount of fiber-rich waste and other bioactive compounds of great interest for their potential health benefits. This study focuses on the valorization of the co-product resulting from the extraction of orange juice to offer it as a versatile, healthy, high-quality, and stable natural food ingredient in powder form. To this end, the vitamin C (VC) content (ascorbic and dehydroascorbic acid, AA and DHAA), major flavonoids (hesperidin and narirutin, HES and NAT), and techno-functional properties (angle of repose, AoR; hygroscopicity and wettability; density and porosity; mean particle size, MPS; water retention capacity, WRC; oil holding capacity, ORC; emulsifying and foaming capacity, EC and FC; and emulsion and foam stability, ES and FS) have been characterized. In addition, considering that dehydrated foods with high sugar content require the incorporation of high molecular weight biopolymers for their physical stabilization, the influence of starch modified with octenyl succinic acid (OSA) and gum Arabic (GA) on these properties has been studied. The results obtained confirm the high quality of this co-product to be offered as a powdered food ingredient with nutraceutical potential. The addition of the studied biopolymers is recommended as it does not modify the flowability of the powder and favors both the encapsulation of the bioactive compounds, especially in the presence of GA, and the rehydration capacity.https://www.mdpi.com/2304-8158/12/1/97upcyclingcitrus industry wastefood ingredient powderbioactive compoundsflowabilityrehydration properties
spellingShingle Nuria Martínez-Navarrete
Eva García-Martínez
María del Mar Camacho
Characterization of the Orange Juice Powder Co-Product for Its Valorization as a Food Ingredient
Foods
upcycling
citrus industry waste
food ingredient powder
bioactive compounds
flowability
rehydration properties
title Characterization of the Orange Juice Powder Co-Product for Its Valorization as a Food Ingredient
title_full Characterization of the Orange Juice Powder Co-Product for Its Valorization as a Food Ingredient
title_fullStr Characterization of the Orange Juice Powder Co-Product for Its Valorization as a Food Ingredient
title_full_unstemmed Characterization of the Orange Juice Powder Co-Product for Its Valorization as a Food Ingredient
title_short Characterization of the Orange Juice Powder Co-Product for Its Valorization as a Food Ingredient
title_sort characterization of the orange juice powder co product for its valorization as a food ingredient
topic upcycling
citrus industry waste
food ingredient powder
bioactive compounds
flowability
rehydration properties
url https://www.mdpi.com/2304-8158/12/1/97
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AT mariadelmarcamacho characterizationoftheorangejuicepowdercoproductforitsvalorizationasafoodingredient