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Jitngarmkusol, S., Hongsuwankul, J. & Tananuwong, K., Chemical compositions, functional properties, and microstructure of defatted macadamia flours, Food Chemistry, 110, 23-30, Sep. 2008.

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Article

Physicochemical and Functional Properties of Full Fat and Defatted Ackee (Blighia sapida) Aril Flours

1Department of Food Science and Technology, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana


American Journal of Food Science and Technology. 2014, Vol. 2 No. 6, 187-191
DOI: 10.12691/ajfst-2-6-3
Copyright © 2014 Science and Education Publishing

Cite this paper:
Veronica M. Dossou, Jacob K. Agbenorhevi, Francis Alemawor, Ibok Oduro. Physicochemical and Functional Properties of Full Fat and Defatted Ackee (Blighia sapida) Aril Flours. American Journal of Food Science and Technology. 2014; 2(6):187-191. doi: 10.12691/ajfst-2-6-3.

Correspondence to: Jacob  K. Agbenorhevi, Department of Food Science and Technology, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana. Email: jkagbenorhevi.cos@knust.edu.gh

Abstract

The pulp/arils of ackee (Blighia sapida) were oven/freeze dried, processed into full fat and defatted flours and analyzed for some physicochemical and functional properties. Moisture, crude fat, crude protein, crude fibre, ash and carbohydrate content of the flours ranged from 4.83-7.30%, 21.42-59.54%, 11.54-23.00%, 3.83-4.08%, 8.45-9.05% and 15.13-42.48% db, respectively. Potassium (462.21-968.29 mg/100 g) and zinc (1.99-3.55 mg/100 g) were the most and least abundant minerals, respectively. Functional properties ranged from 24.09 to 39.45% solubility, 11.03 to 23.02% swelling power, 111.75 to 139.57% oil absorption capacity, 4.33 to 5.67% foaming capacity, 76.34 to 84.35% foam stability, 61.67 to 69.17% emulsion capacity and 5.83 to 46.67% emulsion stability. Generally, defatted flours had higher values for proximate composition and functional properties than the full fat flours. Oven dried ackee aril flours had higher emulsion activity and stability suggesting their potential application in foods such as, mayonnaise, yogurt, ice-cream, sausages and processed meats.

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