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. 2017 Jun 19;54(9):2890–2901. doi: 10.1007/s13197-017-2727-0

Table 1.

Physicochemical characteristics of four selected pomegranate peels

Parameters Ac Ga Ne To
Fruit weight (g) 222.95 ± 65.12a 546.28 ± 154.33b 530.08 ± 87.29b 456.43 ± 47.34b
Pulp percentage (%) 64.33 ± 10.12b 47.41 ± 1.85a 60.97 ± 4.71b 54.06 ± 6.09ab
Peel percentage (%) 33.5 ± 8.04a 51.37 ± 1.64b 36.98 ± 5.22a 42.99 ± 6.51ab
Moisture (%) 67.26 ± 0.23a 73.23 ± 0.15b 72.58 ± 0.67b 72.68 ± 0.79b
Proteins (%, DW) 3.96 ± 0.49a 7.13 ± 0.53c 5.42 ± 0.01b 5.84 ± 0.38b
Fat (%, DW) nd nd nd nd
Total sugar (%, DW) 30.65 ± 0.70a 33.58 ± 0.21ab 33.00 ± 2.99ab 34.83 ± 0.79b
 Solubles 27.33 ± 0.70a 30.60 ± 0.79b 30.14 ± 2.99ab 32.33 ± 0.21b
 Insolubles 3.31 ± 0.07ab 2.98 ± 0.37ab 2.86 ± 0.04ab 2.49 ± 0.44a
Total fibre (%, DW) 28.27 ± 0.90a 28.10 ± 1.20a 33.81 ± 0.42b 33.93 ± 0.66b
 Insolubles 27.11 ± 0.65a 27.04 ± 0.77a 32.51 ± 0.36b 32.13 ± 0.46b
 Solubles 1.16 ± 0.11ab 1.06 ± 0.04a 1.35 ± 0.21b 1.80 ± 0.09c
Ash (%, DW) 4.97 ± 0.22b 4.44 ± 0.31ab 3.71 ± 0.37a 4.52 ± 0.75ab
Carbohydrates (%, DW) 32.14 ± 0.45d 26.73 ± 0.48c 24.04 ± 0.89b 20.87 ± 0.50a
L* 35.10±0.18a 37.74 ± 0.26b 47.83 ± 0.04d 38.32 ± 0.22c
a* 14.47 ± 0.09c 15.22 ± 0.06d 8.52 ± 0.02a 12.57 ± 0.17b
b* 10.43 ± 0.10a 11.96 ± 0.19b 22.61 ± 0.02d 15.90 ± 0.28c

Ac Acide, Ga Gabsi, Ne Nebli, To Tounsi, DW dry weight basis, L*a*b*, lightness and chromaticity coordinates in the L*a*b* color space (CIELAB)

Each value in the table is represented as mean ± SE (n = 3). Significant differences between values in the same row are indicated by different letters a–d (P < 0.05)