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65573

EFFECT OF DRYING METHODS ON CHEMICAL COMPOSITION OF MORINGA LEAVES POWDER

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Last updated: 04 Jan 2025

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Abstract

Moringa leaves contain large amount of several important nutrients which are essential to the human body. The present investigation efforts have been made to prepare powder from (Moringa oleifera L.) leaves by different drying methods, including shadow drying, and oven drying at different temperatures (50°C, 60°C and 70°C). Results indicated that shadow dried sample was better than oven dried samples due its high nutrients content. Moisture, protein, fat, fiber, ash and total carbohydrate contents of moringa powder were found in the range of 4.80 -6.77%, 21.52 to 22.90%, 7.94 -9.11%, 9.36-11.21%, 7.71-8.13% and 53.09- 60.12%, respectively. Sixteen amino acids were identified in moringa leaves powder. Lysin, leucine and phenylalanine were the most abundant essential amino acids in all studied samples.  Moringa leaves powder contained 17 fatty acids. The highest saturated fatty acid was palmitic acid (C16:0) of dried moringa leaves dried at 50oC (10.77g/ 100g fat) while the major unsaturated fatty acid was α-Linolenic (C18:3) of dried moringa leaves dried at 60oC (52.46 g/100g fat). Vitamins A, E and C were present in different concentrations, where the highest values were found in fresh moringa leaves followed by leaves dried in shadow while those of lower values were found in oven dried sample. Results also illustrated that the moringa leaves powder is rich source of natural antioxidants. The highest content of the identificated sugars in moringa leaves powder (shadow drying) was stachyose (1009.75 mg/100g). Glucuronic acid was found in moderate concentration (876.59 mg/100g). Sucrose and raffinose were also detected (608.68 mg/100g, 607.89 mg/100g), respectively in moringa leaves powder. The study revealed that dried leaf powder of moringa can serve as an excellent source of nutrientional value and it was concluded   that shadow drying method was the best method for drying moringa leaves.

DOI

10.21608/zjar.2016.65573

Keywords

Moringa oleifera leaves, shadow drying, oven drying, nutrients, chemical composition, antioxidants

Authors

First Name

Salah

Last Name

Mansour

MiddleName

Y.

Affiliation

Pl. Prod. Dept., Des. Res. Cent., Egypt

Email

salahyehia66@gmail.com

City

-

Orcid

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First Name

Seham

Last Name

Abd El-Moity

MiddleName

F.

Affiliation

Pl. Prod. Dept., Des. Res. Cent., Egypt

Email

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City

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Orcid

-

First Name

Gehan

Last Name

El-Shourbagy

MiddleName

A.

Affiliation

Food Sci. Dept., Fac. Agric. Zagazig Univ., Egypt

Email

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City

-

Orcid

-

First Name

H.

Last Name

Siliha

MiddleName

A.

Affiliation

Food Sci. Dept., Fac. Agric. Zagazig Univ., Egypt

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City

-

Orcid

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Volume

43

Article Issue

6

Related Issue

9895

Issue Date

2016-11-01

Receive Date

2016-09-22

Publish Date

2016-11-01

Page Start

2,099

Page End

2,114

Print ISSN

1110-0338

Online ISSN

3009-7193

Link

https://zjar.journals.ekb.eg/article_65573.html

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https://zjar.journals.ekb.eg/service?article_code=65573

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17

Type

Original Article

Type Code

842

Publication Type

Journal

Publication Title

Zagazig Journal of Agricultural Research

Publication Link

https://zjar.journals.ekb.eg/

MainTitle

EFFECT OF DRYING METHODS ON CHEMICAL COMPOSITION OF MORINGA LEAVES POWDER

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Article

Created At

24 Dec 2024