Skip to main content
. 2021 Jun 9;53(7):1105–1122. doi: 10.1007/s00726-021-03008-5

Table 1.

Free amino acid content of different Ethiopian plant and mushroom species

S/n Plants Part Concentration (mg/g)
Ala Cys Citr Asp Glu Phe Gly GABA His Ilu Lys Leu
1 Allium sativum L. (garlic) Tubers 11.48 ± 0.60 9.03 ± 0.01 5.53 ± 0.30 19.41 ± 0.62 23.3 ± 0.74 4.21 ± 0.49 1.93 ± 0.14 0.53 ± 0.02 6.6 ± 0.95 2.25 ± 0.11 18.93 ± 0.78 4.07 ± 0.30
2 Allium spathaceum Steud. ex A.Rich (Ethiopian onion) Tubers 5.00 ± 0.51 6.17 ± 0.61 1.05 ± 0.08 13.79 ± 1.59 14.89 ± 1.25 5.69 ± 0.48 1.47 ± 0.21 0.91 ± 0.16 7.86 ± 0.54 4.86 ± 0.48 14.77 ± 1.30 14.06 ± 1.40
3 Aloe ankoberensis Gilbert and Sebsebe Leaves 0.74 ± 0.09 5.53 ± 0.53 1.54 ± 0.18 3.05 ± 0.17 1.59 ± 0.13 0.99 ± 0.03 0.03 ± 0.00 0.16 ± 0.01 1.95 ± 0.07 0.38 ± 0.00 18.7 ± 0.02 0.49 ± 1.41
4 Aloe benishangulana Sebsebe & Tesfaye Leaves 1.08 ± 0.05 0.46 ± 0.04 ND 0.53 ± 0.05 0.93 ± 0.05 0.60 ± 0.07 0.09 ± 0.01 0.88 ± 0.05 0.23 ± 0.03 0.56 ± 0.03 1.21 ± 0.11 0.78 ± 0.06
5 Aloe debrana Christian Leaves 0.96 ± 0.15 0.40 ± 0.04 ND 0.28 ± 0.03 0.77 ± 0.07 0.33 ± 0.34 0.10 ± 0.01 0.65 ± 0.10 0.19 ± 0.01 0.44 ± 0.06 0.92 ± 0.19 0.57 ± 0.12
6 Aloe percrassa Tod Leaves 0.61 ± 0.05 7.15 ± 1.74 1.05 ± 0.39 3.46 ± 1.05 1.34 ± 0.31 1.05 ± 0.03 0.04 ± 0.01 0.3 ± 0.13 2.07 ± 0.07 0.62 ± 0.00 20.82 ± 0.21 0.69 ± 0.43
7 Aloe pirottae Berger Leaves 0.48 ± 0.07 3.93 ± 0.57 0.18 ± 0.04 1.75 ± 0.44 0.44 ± 0.10 0.8 ± 0.07 0.04 ± 0.01 0.17 ± 0.03 0.89 ± 0.11 0.37 ± 0.00 11.24 ± 0.07 0.54 ± 1.44
8 Aloe sinana Reynolds Leaves 0.36 ± 0.09 4.33 ± 2.92 0.46 ± 0.29 2.81 ± 1.85 0.80 ± 0.54 0.7 ± 0.12 0.03 ± 0.01 0.22 ± 0.08 1.31 ± 0.30 0.34 ± 0.00 17.76 ± 0.10 0.58 ± 1.14
9 Aloe tewoldei Gilbert & Sebsebe Leaves 0.35 ± 0.07 6.30 ± 0.71 1.11 ± 0.83 4.56 ± 0.54 1.38 ± 0.16 0.61 ± 0.11 0.02 ± 0.01 0.27 ± 0.08 1.94 ± 0.72 0.34 ± 0.00 19.18 ± 0.11 0.43 ± 1.35
10 Ananas comosus (L.) Merr. (pineapple) Fruit 1.04 ± 0.46 1.12 ± 0.19 0.06 ± 0.02 4.64 ± 0.26 2.85 ± 0.19 0.83 ± 0.27 0.17 ± 0.00 1.07 ± 0.32 0.62 ± 0.15 0.38 ± 0.15 3.46 ± 0.84 0.85 ± 0.16
11 Arachis hypogaea L. (peanut) Seeds 4.93 ± 0.02 0.86 ± 0.01 0.13 ± 0.00 2.36 ± 0.09 2.10 ± 0.23 7.07 ± 0.13 0.44 ± 0.01 3.05 ± 0.00 0.86 ± 0.02 1.34 ± 0.01 1.45 ± 0.05 3.38 ± 0.01
12 Avena abyssinica Hochst. (Ethiopian oat) Seeds 0.14 ± 0.23 0.06 ± 0019 0.02 ± 0.06 0.54 ± 1.37 0.42 ± 0.97 0.04 ± 0.38 0.04 ± 0.09 0.05 ± 0.07 0.08 ± 0.74 0.05 ± 0.24 0.11 ± 0.11 0.06 ± 0.28
13 Brassica carinata A.Braun (Ethiopian mustard) Seeds 9.13 ± 0.43 4.06 ± 0.58 0.1 ± 0.03 26.23 ± 0.64 26.4 ± 0.37 6.98 ± 0.48 2.22 ± 0.18 16.1 ± 0.86 1.68 ± 0.20 5.3 ± 0.37 3.76 ± 0.29 3.78 ± 0.43
14 Brassica nigra L. (black mustard) Leaves 1.57 ± 0.12 6.24 ± 0.85 0.94 ± 0.09 15.3 ± 0.82 2.71 ± 0.01 2.02 ± 0.58 0.46 ± 0.02 1.68 ± 0.18 1.47 ± 0.71 8.66 ± 3.70 1.30 ± 0.19 8.93 ± 3.70
15 Brassica oleracea var italica (broccoli) Leaves 11.79 ± 0.08 9.10 ± 0.42 0.27 ± 0.01 25.06 ± 1.94 21.01 ± 1.73 12.53 ± 0.10 4.61 ± 0.05 3.09 ± 0.05 18.03 ± 3.56 9.78 ± 0.12 8.40 ± 0.21 8.37 ± 0.20
16 Brassica oleracea var. capitata (cabbage) Leaves 20.79 ± 1.74 8.60 ± 0.35 0.21 ± 0.03 22.89 ± 1.72 19.57 ± 0.05 3.19 ± 0.03 3.94 ± 0.60 5.85 ± 0.84 8.82 ± 0.41 7.62 ± 0.26 6.62 ± 0.02 8.27 ± 0.40
17 Cannabis sativa L. (hemp) Leaves 2.51 ± 0.18 4.90 ± 0.65 0.73 ± 0.09 17.47 ± 1.7 9.82 ± 0.14 2.89 ± 0.12 0.40 ± 0.02 3.13 ± 0.10 2.13 ± 0.33 1.88 ± 0.32 8.77 ± 0.22 2.57 ± 0.14
18 Capsicum annuum L. (hot peppers) Fruit 19.42 ± 0.64 5.02 ± 0.26 0.91 ± 0.08 10.25 ± 1.33 5.46 ± 0.80 3.76 ± 0.11 1.89 ± 0.11 14.33 ± 1.23 4.28 ± 0.91 4.00 ± 0.10 4.12 ± 0.81 10.86 ± 0.31
19 Carica papaya L. (papaya) Fruit 3.73 ± 0.97 0.74 ± 0.33 0.78 ± 0.01 3.32 ± 0.32 2.17 ± 0.34 0.96 ± 0.19 1.77 ± 0.25 2.72 ± 0.32 0.91 ± 0.11 1.36 ± 0.06 1.08 ± 0.49 1.32 ± 0.69
20 Cinnamomum verum J.Presl (cinnamon) Bark 0.65 ± 0.41 0.18 ± 0.14 0.08 ± 0.02 0.39 ± 0.25 0.3 ± 0.16 0.25 ± 0.21 0.25 ± 0.07 0.78 ± 0.58 0.65 ± 0.25 0.29 ± 0.19 0.69 ± 0.56 0.67 ± 0.52
21 Citrullus lanatus (Thunb.) Matsum. & Nakai (watermelon) Seeds 7.28 ± 0.07 0.89 ± 0.04 0.39 ± 1.08 3.89 ± 0.20 4.39 ± 0.29 0.75 ± 0.03 0.51 ± 0.02 3.7 ± 0.10 1.19 ± 0.08 0.86 ± 0.03 1.39 ± 0.05 1.86 ± 0.05
22 Citrullus lanatus (Thunb.) Matsum. & Nakai (watermelon) Fruit 0.10 ± 0.06 0.07 ± 0.01 1.04 ± 0.00 0.17 ± 0.03 0.23 ± 0.11 0.08 ± 0.00 0.05 ± 0.00 0.11 ± 0.04 0.15 ± 0.01 0.09 ± 0.00 0.24 ± 0.00 0.17 ± 0.00
23 Coriandrum sativum L. (coriander) Leaves 0.85 ± 0.03 1.95 ± 0.49 1.92 ± 0.38 15.37 ± 3.00 1.19 ± 0.27 0.97 ± 0.13 0.11 ± 0.01 0.23 ± 0.02 0.79 ± 0.18 0.7 ± 0.00 4.94 ± 0.10 0.52 ± 2.48
24 Cucumis sativus L. (cucumber) Fruit 1.32 ± 0.17 0.28 ± 0.06 0.23 ± 0.05 1.66 ± 0.15 1.38 ± 0.21 0.25 ± 0.02 0.18 ± 0.01 1.03 ± 0.07 0.22 ± 0.06 0.11 ± 0.02 0.40 ± 0.06 0.18 ± 0.03
25 Cucurbita maxima Duchesne (pumpkin) Seeds 0.21 ± 0.07 0.42 ± 0.13 0.09 ± 0.06 2.26 ± 0.81 3.14 ± 0.91 0.39 ± 0.06 0.07 ± 0.02 0.21 ± 0.11 0.54 ± 0.14 0.12 ± 0.00 0.55 ± 0.10 0.13 ± 0.03
26 Cucurbita pepo subsp. pepo convar. giromontiina (zucchini) Fruit 2.79 ± 0.43 0.96 ± 0.20 1.54 ± 0.05 10.54 ± 4.61 3.35 ± 1.55 0.87 ± 0.14 0.26 ± 0.06 3.68 ± 0.69 0.72 ± 0.11 0.46 ± 0.07 0.89 ± 0.19 0.46 ± 0.11
27 Cuminum cyminum L. (cumin) Seeds 13.21 ± 0.54 4.40 ± 0.15 0.26 ± 0.02 17.45 ± 1.27 17.44 ± 1.64 5.71 ± 0.29 2.85 ± 0.19 4.69 ± 0.48 6.34 ± 0.24 4.42 ± 0.29 5.09 ± 0.01 4.85 ± 0.74
28 Cymbopogon citratus (DC.) Stapf (lemon grass) Leaves 1.36 ± 0.41 1.97 ± 0.56 0.16 ± 0.09 3.13 ± 0.44 3.52 ± 1.06 1.52 ± 0.24 0.14 ± 0.06 0.74 ± 0.27 1.57 ± 0.61 0.36 ± 0.08 4.13 ± 01.67 0.64 ± 0.14
29 Daucus carota subsp. sativus (Hoffm.) Arcang. (carrot) Tubers 9.33 ± 0.08 1.14 ± 0.46 0.46 ± 0.09 4.7 ± 0.72 5.36 ± 1.30 0.87 ± 0.13 0.58 ± 0.03 3.87 ± 0.39 1.08 ± 0.20 1.01 ± 0.10 1.14 ± 0.02 2.15 ± 0.34
30 Eragrostis tef (Zucc.) Trotter (teff) Seeds 14.16 ± 0.71 4.30 ± 0.29 0.37 ± 0.01 20.5 ± 1.19 23.77 ± 1.14 4.43 ± 0.26 4.82 ± 0.29 1.04 ± 0.09 5.83 ± 0.24 3.93 ± 0.00 11.39 ± 0.27 4.11 ± 0.48
31 Fragaria × ananassa Duchesne (strawberry) Fruit 1.01 ± 0.05 0.72 ± 0.06 0.06 ± 0.04 2.97 ± 0.07 1.69 ± 0.10 0.15 ± 0.01 0.08 ± 0.00 0.79 ± 0.04 0.54 ± 0.13 0.09 ± 0.02 0.30 ± 0.04 0.12 ± 0.01
32 Glycine max (L.) Merr. (soybean) Seeds 5.04 ± 0.10 1.32 ± 0.16 0.25 ± 0.07 14.39 ± 1.10 17.31 ± 2.74 2.81 ± 0.38 1.86 ±  2.66 ± 0.65 8.54 ± 0.60 2.01 ± 0.43 8.65 ± 0.18 3.40 ± 0.47
33 Helianthus annuus L. (sunflower) Seeds 6.36 ± 0.49 3.52 ± 0.04 0.19 ± 0.07 14.34 ± 0.35 9.12 ± 0.39 8.04 ± 0.99 2.75 ± 0.51 0.70 ± 0.10 5.05 ± 0.76 6.52 ± 0.48 5.62 ± 0.80 5.81 ± 0.89
34 Lactuca sativa L. (lettuce) Leaves 0.48 ± 0.03 5.85 ± 2.07 0.24 ± 0.08 13.00 ± 7.53 1.29 ± 0.61 0.48 ± 0.19 0.04 ± 0.01 0.25 ± 0.08 0.71 ± 0.10 0.48 ± 0.00 7.87 ± 0.16 0.59 ± 1.56
35 Linum usitatissimum L. (flax) Seeds 9.92 ± 0.29 3.77 ± 0.20 0.08 ± 0.02 21.47 ± 0.78 14.61 ± 1.19 8.41 ± 0.64 2.92 ± 0.08 0.33 ± 0.09 4.28 ± 0.33 5.68 ± 0.30 9.78 ± 0.57 7.14 ± 1.63
36 Malus domestica Borkh. (apple) Fruit 0.15 ± 0.01 0.03 ± 0.00 ND 0.56 ± 0.09 0.26 ± 0.02 0.01 ± 0.00 0.01 ± 0.00 0.12 ± 0.02 0.02 ± 0.00 0.03 ± 0.00 0.03 ± 0.00 0.02 ± 0.00
37 Mangifera indica L. (mango) Fruit 0.30 ± 0.04 0.04 ± 0.00 0.02 ± 0.01 0.33 ± 0.01 0.23 ± 0.00 0.01 ± 0.00 0.01 ± 0.00 0.13 ± 0.02 0.03 ± 0.01 0.02 ± 0.00 0.05 ± 0.00 0.02 ± 0.00
38 Mangifera indica L. (mango) Peal 0.09 ± 0.00 0.02 ± 0.02 0.01 ± 0.01 0.11 ± 0.00 0.07 ± 0.01 0.01 ± 0.01 0.01 ± 0.00 0.06 ± 0.01 0.02 ± 0.04 0.01 ± 0.01 0.02 ± 0.00 0.01 ± 0.02
39 Matricaria chamomilla L. (chamomile) Flower 2.26 ± 0.13 4.78 ± 0.21 0.46 ± 0.01 7.62 ± 1.15 7.84 ± 1.05 2.81 ± 0.23 0.52 ± 0.09 1.60 ± 0.07 3.86 ± 0.62 2.09 ± 0.24 7.25 ± 0.05 2.31 ± 0.08
40 Mentha × piperita L. (peppermint) Leaves 1.00 ± 0.07 1.11 ± 0.07 0.02 ± 0.01 2.69 ± 0.11 0.19 ± 0.02 2.08 ± 0.12 0.20 ± 0.01 0.72 ± 0.04 1.12 ± 0.09 0.37 ± 0.00 0.83 ± 0.04 0.27 ± 0.14
41 Moringa oleifera Lam. (moringa) Leaves 17.73 ± 0.71 14.53 ± 0.71 0.71 ± 0.11 21.91 ± 0.04 18.03 ± 1.07 14.93 ± 1.44 3.20 ± 0.36 10.58 ± 1.15 7.23 ± 0.76 12.5 ± 0.84 13.1 ± 0.38 13.29 ± 1.14
42 Musa acuminata Colla (banana) Peal 0.11 ± 0.01 0.13 ± 0.01 ND 0.50 ± 0.05 0.23 ± 0.05 0.01 ± 0.00 0.05 ± 0.00 0.29 ± 0.03 0.73 ± 0.18 0.03 ± 0.00 0.12 ± 0.03 0.17 ± 0.01
43 Musa acuminata Colla (banana) Fruit 0.37 ± 0.06 0.18 ± 0.01 ND 0.54 ± 0.03 0.41 ± 0.11 0.03 ± 0.00 0.05 ± 0.00 0.20 ± 0.04 0.08 ± 0.01 0.03 ± 0.00 0.08 ± 0.00 0.08 ± 0.00
44 Nigella sativa L. (black cumin) Seeds 6.66 ± 0.49 2.41 ± 01 0.17 ± 0.01 9.63 ± 0.62 20.02 ± 0.28 7.51 ± 0.91 1.67 ± 0.09 1.78 ± 0.21 2.36 ± 0.16 2.97 ± 0.12 5.28 ± 0.20 3.79 ± 0.79
45 Ocimum basilicum L. (Mexican spice basil) Leaves 1.59 ± 0.13 1.77 ± 0.12 0.26 ± 0.05 2.41 ± 0.29 0.27 ± 0.01 1.21 ± 0.11 0.20 ± 0.02 1.23 ± 0.08 1.02 ± 0.02 0.54 ± 0.00 2.8 ± 0.03 1.13 ± 0.15
46 Persea americana Mill. (avocado) Fruit 6.94 ± 0.08 1.68 ± 0.08 0.14 ± 0.00 1.81 ± 0.08 2.44 ± 0.32 1.01 ± 0.08 1.38 ± 0.04 20.3 ± 1.07 0.64 ± 0.25 2.09 ± 0.14 3.69 ± 1.01 3.61 ± 0.93
47 Phaseolus vulgaris L. (common bean) Seeds 16.39 ± 0.06 4.46 ± 0.01 0.79 ± 0.01 9.98 ± 0.17 4.56 ± 0.14 3.49 ± 0.04 1.65 ± 0.02 12.48 ± 0.01 3.58 ± 0.22 3.72 ± 0.01 4.2 ± 0.03 7.95 ± 0.03
48 Piper nigrum L. (black pepper) Fruit 6.74 ± 0.48 1.29 ± 0.04 0.10 ± 0.04 54.06 ± 4.26 2.16 ± 0.35 0.89 ± 0.09 0.94 ± 0.11 10.5 ± 0.82 0.93 ± 0.02 0.96 ± 0.02 1.68 ± 0.01 1.16 ± 0.31
49 Pisum sativum var. Abyssinicum (A. Braun) Berger (decoco) Seeds 5.79 ± 0.45 6.51 ± 0.07 0.72 ± 0.05 29.74 ± 2.38 28.38 ± 1.23 5.09 ± 0.29 2.79 ± 0.04 3.96 ± 0.46 3.59 ± 0.31 2.88 ± 0.47 9.15 ± 1.16 4.88 ± 0.23
50 Plectranthus edulis (Vatke) Angew (Ethiopian potato) Tubers 5.45 ± 0.98 4.26 ± 0.53 0.18 ± 0.03 10.87 ± 0.26 3.31 ± 0.63 8.10 ± 0.86 1.35 ± 0.19 8.88 ± 1.42 2.53 ± 0.26 5.55 ± 0.73 7.13 ± 1.17 4.27 ± 0.66
51 Pleurotus ostreatus (Jacq. ex Fr.) P. Kumm. (oyster mushroom) Fruit body 18.47 ± 0.76 23.42 ± 0.38 0.84 ± 0.13 20.62 ± 9.39 35.65 ± 6.26 19.6 ± 0.12 4.27 ± 0.31 1.38 ± 0.02 26.38 ± 2.36 13.39 ± 0.21 26.19 ± 02.78 17.13 ± 0.15
52 Ruta chalepensis L. (rue) Leaves 12.71 ± 0.36 7.45 ± 0.46 0.25 ± 0.02 10.73 ± 0.71 4.64 ± 0.40 9.01 ± 0.62 2.41 ± 0.04 6.1 ± 0.26 4.64 ± 0.16 6.45 ± 0.35 8.10 ± 0.39 7.51 ± 0.15
53 Rumex abyssinicus Jacq. (mekmako) Leaves 1.11 ± 0.15 1.83 ± 0.13 0.07 ± 0.02 2.40 ± 0.26 4.13 ± 0.58 1.29 ± 0.11 0.24 ± 0.03 5.8 ± 0.27 2.35 ± 0.22 1.71 ± 0.16 2.04 ± 0.12 1.43 ± 0.11
54 Salvia rosmarinus Schleid. (rosemary) Leaves 4.63 ± 0.29 0.83 ± 0.06 0.12 ± 0.04 2.84 ± 0.25 2.42 ± 0.26 7.9 ± 0.25 0.52 ± 0.07 3.49 ± 0.59 1.11 ± 0.35 1.52 ± 0.22 1.78 ± 0.23 4.21 ± 0.37
55 Sesamum indicum L. (sesame) Seeds 3.61 ± 0.02 1.06 ± 0.01 0.35 ± 0.01 1.88 ± 0.06 2.98 ± 0.07 1.19 ± 0.02 0.47 ± 0.00 4.34 ± 0.01 1.18 ± 0.04 1.04 ± 0.01 2.37 ± 0.02 2.65 ± 0.03
56 Solanum lycopersicum L. (tomato) Fruit 2.77 ± 0.16 1.61 ± 0.49 0.51 ± 0.04 26.18 ± 3.68 25.65 ± 3.46 4.46 ± 0.55 0.24 ± 0.03 5.74 ± 0.86 4.62 ± 0.44 1.02 ± 0.21 3.97 ± 0.59 1.11 ± 0.17
57 Syzygium aromaticum (L.) Merr. & L.M.Perry (clove) Flower 15.67 ± 0.01 6.04 ± 0.00 0.45 ± 0.00 8.07 ± 0.02 13.21 ± 0.30 12.77 ± 0.02 3.00 ± 0.00 32.88 ± 0.03 8.87 ± 0.01 10.23 ± 0.01 21.01 ± 0.01 25.71 ± 0.05
58 Thymus vulgaris L. (thyme) Leaves 7.79 ± 0.67 2.90 ± 0.31 3.65 ± 0.19 5.50 ± 0.42 4.91 ± 0.45 2.43 ± 0.33 1.08 ± 0.41 4.57 ± 0.38 1.36 ± 0.53 2.61 ± 0.25 2.85 ± 0.55 3.83 ± 0.46
59 Trigonella foenum-graecum L. (fenugreek) Seeds 6.29 ± 0.06 1.69 ± 0.04 0.21 ± 0.02 1.79 ± 0.06 2.56 ± 0.30 0.96 ± 0.11 1.25 ± 0.03 17.97 ± 0.04 0.79 ± 0.14 2.02 ± 0.03 4.02 ± 0.13 3.95 ± 0.24
60 Zingiber officinale Roscoe (ginger) Tubers 20.77 ± 1.46 4.74 ± 0.00 1.01 ± 0.03 83.40 ± 0.13 20.65 ± 0.80 2.92 ± 0.34 2.83 ± 0.16 9.81 ± 0.29 3.21 ± 0.10 3.7 ± 0.12 6.59 ± 0.11 5.81 ± 0.16
Min 0.09 0.02 0.00 0.11 0.07 0.00 0.01 0.05 0.02 0.00 0.02 0.01
Max 20.79 23.42 5.53 83.4 35.65 19.6 4.82 32.88 26.38 6.26 26.19 25.71
S/n Plants Concentration (mg/g) Total FAA
Part analyzed Met Asn Orn Pro Gln Arg Ser Thr Val Try Tyr
1 Allium sativum L. (garlic) Tubers 1.31 ± 0.22 25.31 ± 2.17 4.21 ± 0.34 3.56 ± 0.17 14.66 ± 1.42 16.42 ± 1.33 9.90 ± 0.8 7.60 ± 0.69 5.39 ± 0.29 3.96 ± 0.50 11.00 ± 1.74 225.09
2 Allium spathaceum Steud. ex A.Rich (Ethiopian onion) Tubers 1.76 ± 0.78 24.84 ± 0.34 2.13 ± 0.18 2.14 ± 0.33 10.27 ± 0.60 9.98 ± 0.97 6.02 ± 0.58 5.42 ± 0.64 5.89 ± 0.69 10.26 ± 0.92 22.42 ± 3.24 188.01
3 Aloe ankoberensis Gilbert and Sebsebe Leaves 0.01 ± 0.10 6.20 ± 0.01 0.35 ± 0.01 0.16 ± 0.00 12.44 ± 0.01 4.01 ± 0.11 2.42 ± 0.07 5.29 ± 0.21 0.45 ± 0.00 0.50 ± 0.03 6.35 ± 0.01 73.06
4 Aloe benishangulana Sebsebe & Tesfaye Leaves 0.02 ± 0.01 0.52 ± 0.01 0.02 ± 0.00 0.50 ± 0.04 1.47 ± 0.10 0.58 ± 0.02 0.35 ± 0.01 0.44 ± 0.03 0.63 ± 0.04 0.20 ± 0.02 0.71 ± 0.05 12.28
5 Aloe debrana Christian Leaves 0.01 ± 0.01 0.75 ± 0.29 0.09 ± 0.02 0.35 ± 0.03 0.40 ± 0.13 0.43 ± 0.10 0.26 ± 0.06 0.38 ± 0.06 0.50 ± 0.07 0.16 ± 0.04 0.72 ± 0.10 9.27
6 Aloe percrassa Tod Leaves 0.01 ± 0.15 7.58 ± 0.24 0.38 ± 0.04 0.16 ± 0.00 10.21 ± 0.02 3.56 ± 1.16 2.15 ± 0.7 6.26 ± 0.30 0.52 ± 0.00 0.54 ± 0.14 5.68 ± 0.02 75.91
7 Aloe pirottae Berger Leaves 0.00 ± 0.05 4.68 ± 0.11 0.23 ± 0.02 0.11 ± 0.00 3.85 ± 0.01 2.01 ± 0.14 1.21 ± 0.08 3.72 ± 0.12 0.34 ± 0.00 0.52 ± 0.05 2.16 ± 0.06 39.40
8 Aloe sinana Reynolds Leaves 0.00 ± 0.24 7.01 ± 0.30 0.54 ± 0.07 0.12 ± 0.00 5.92 ± 0.05 3.19 ± 1.26 1.93 ± 0.76 3.94 ± 1.23 0.35 ± 0.01 0.31 ± 0.17 3.64 ± 0.07 56.86
9 Aloe tewoldei Gilbert & Sebsebe Leaves 0.00 ± 0.01 6.10 ± 0.05 0.47 ± 0.10 0.13 ± 0.00 15.3 ± 0.05 3.80 ± 0.75 2.29 ± 0.46 6.14 ± 0.46 0.36 ± 0.00 0.34 ± 0.12 5.45 ± 0.09 76.70
10 Ananas comosus (L.) Merr. (pineapple) Fruit 0.19 ± 0.07 20.14 ± 6.48 0.12 ± 0.01 0.28 ± 0.09 5.04 ± 3.65 4.55 ± 0.98 2.74 ± 0.59 1.30 ± 0.42 0.54 ± 0.14 0.15 ± 0.03 2.72 ± 0.50 54.68
11 Arachis hypogaea L. (peanut) Seeds 0.03 ± 0.01 26.75 ± 0.18 0.48 ± 0.00 0.60 ± 0.02 4.80 ± 0.02 1.89 ± 0.02 1.14 ± 0.01 0.84 ± 0.01 1.65 ± 0.01 0.74 ± 0.01 7.84 ± 0.01 73.62
12 Avena abyssinica Hochst. (Ethiopian oat) Seeds 0.00 ± 0.04 0.80 ± 2.81 0.01 ± 0.13 0.09 ± 1.09 0.26 ± 2.96 0.11 ± 0.58 0.07 ± 0.35 0.04 ± 0.28 0.05 ± 0.44 0.25 ± 0.76 0.22 ± 0.69 4.41
13 Brassica carinata A.Braun (Ethiopian mustard) Seeds 2.00 ± 0.03 22.67 ± 2.12 0.11 ± 0.01 2.79 ± 0.45 2.01 ± 0.22 7.83 ± 0.42 4.72 ± 0.25 4.29 ± 0.12 4.86 ± 0.79 4.69 ± 0.16 4.26 ± 0.47 161.05
14 Brassica nigra L. (black mustard) Leaves 1.75 ± 0.39 0.77 ± 0.43 1.33 ± 0.71 0.01 ± 0.00 0.53 ± 0.08 5.28 ± 1.64 3.19 ± 0.99 12.69 ± 0.03 0.03 ± 0.01 2.93 ± 0.44 0.70 ± 0.06 80.35
15 Brassica oleracea var italica (broccoli) Leaves 5.20 ± 0.68 25.53 ± 0.27 2.46 ± 0.44 20.58 ± 0.36 27.01 ± 0.94 14.35 ± 0.3 8.65 ± 0.18 7.59 ± 0.25 12.25 ± 0.27 7.42 ± 0.13 21.86 ± 1.92 291.90
16 Brassica oleracea var. capitata (cabbage) Leaves 0.92 ± 0.32 23.08 ± 0.31 0.60 ± 0.03 19.4 ± 2.89 32.10 ± 1.47 20.5 ± 2.57 12.37 ± 01.55 7.75 ± 0.88 10.16 ± 1.28 1.89 ± 0.43 11.24 ± 1.07 248.81
17 Cannabis sativa L. (hemp) Leaves 0.04 ± 0.01 9.12 ± 1.11 0.30 ± 0.01 0.84 ± 0.10 11.03 ± 1.67 4.46 ± 0.55 2.69 ± 0.33 4.75 ± 0.66 2.44 ± 0.08 1.53 ± 0.13 9.64 ± 0.85 102.33
18 Capsicum annuum L. (hot peppers) Fruit 0.12 ± 0.09 30.38 ± 3.08 0.98 ± 0.24 2.92 ± 0.08 27.22 ± 1.7 13.37 ± 0.02 8.07 ± 0.01 5.59 ± 0.52 4.79 ± 0.06 2.11 ± 0.03 4.06 ± 0.81 205.68
19 Carica papaya L. (papaya) Fruit 0.10 ± 0.05 5.50 ± 0.23 1.10 ± 0.43 1.80 ± 0.33 0.35 ± 0.16 3.71 ± 0.01 2.24 ± 0.00 0.87 ± 0.01 0.77 ± 0.002 0.32 ± 0.09 1.18 ± 0.49 37.77
20 Cinnamomum verum J.Presl (cinnamon) Bark ND 2.14 ± 2.47 0.46 ± 0.08 0.17 ± 0.07 1.00 ± 1.09 1.11 ± 0.48 0.67 ± 0.29 0.24 ± 0.15 0.16 ± 0.14 0.12 ± 0.10 1.02 ± 0.57 12.12
21 Citrullus lanatus (Thunb.) Matsum. & Nakai (watermelon) Seeds 0.03 ± 0.00 8.49 ± 0.03 0.67 ± 0.04 0.57 ± 0.06 6.43 ± 0.27 2.54 ± 0.05 1.53 ± 0.03 0.88 ± 0.04 1.02 ± 0.02 0.14 ± 0.01 1.38 ± 0.06 50.21
22 Citrullus lanatus (Thunb.) Matsum. & Nakai (watermelon) Fruit 0.01 ± 0.00 0.26 ± 0.37 0.03 ± 0.00 0.07 ± 0.00 0.52 ± 0.06 0.26 ± 0.04 0.16 ± 0.03 0.07 ± 0.02 0.08 ± 0.00 0.05 ± 0.02 0.19 ± 0.00 4.20
23 Coriandrum sativum L. (coriander) Leaves 0.01 ± 0.14 0.90 ± 0.07 0.35 ± 0.02 0.12 ± 0.00 1.58 ± 0.02 2.34 ± 0.37 1.41 ± 0.22 3.62 ± 0.27 0.89 ± 0.00 0.46 ± 0.14 1.94 ± 0.08 42.70
24 Cucumis sativus L. (cucumber) Fruit ND 0.50 ± 0.33 0.09 ± 0.01 0.13 ± 0.02 0.83 ± 0.52 0.99 ± 0.07 0.60 ± 0.04 0.30 ± 0.05 0.13 ± 0.02 0.12 ± 0.03 0.64 ± 0.03 11.67
25 Cucurbita maxima Duchesne (pumpkin) Seeds 0.01 ± 0.01 1.19 ± 0.45 0.11 ± 0.03 0.06 ± 0.02 1.39 ± 0.66 0.58 ± 0.22 0.35 ± 0.13 0.24 ± 0.05 0.12 ± 0.02 1.76 ± 0.5 1.38 ± 0.62 16.11
26 Cucurbita pepo subsp. pepo convar. giromontiina (zucchini) Fruit ND 7.96 ± 1.00 0.12 ± 0.03 0.24 ± 0.06 11.78 ± 2.21 5.62 ± 0.87 3.39 ± 0.52 0.85 ± 0.15 0.58 ± 0.08 0.17 ± 0.04 1.56 ± 0.33 59.89
27 Cuminum cyminum L. (cumin) Seeds 0.46 ± 0.07 37.30 ± 3.36 0.51 ± 0.13 13.38 ± 0.42 4.99 ± 0.05 5.08 ± 0.27 3.06 ± 0.16 4.03 ± 0.44 4.88 ± 0.65 2.80 ± 0.21 3.80 ± 0.06 164.20
28 Cymbopogon citratus (DC.) Stapf (lemon grass) Leaves 0.08 ± 0.10 20.47 ± 6.35 0.15 ± 0.02 0.29 ± 0.07 6.84 ± 5.34 3.46 ± 0.73 2.09 ± 0.44 1.96 ± 0.53 0.71 ± 0.13 0.33 ± 0.02 5.47 ± 1.05 61.76
29 Daucus carota subsp. sativus (Hoffm.) Arcang. (carrot) Tubers 0.03 ± 0.02 10.43 ± 1.37 0.79 ± 0.06 0.66 ± 0.09 8.10 ± 0.11 2.83 ± 0.21 1.71 ± 0.13 1.07 ± 0.14 1.24 ± 0.11 0.17 ± 0.07 1.24 ± 0.17 60.25
30 Eragrostis tef (Zucc.) Trotter (teff) Seeds 1.22 ± 0.32 26.61 ± 0.25 0.51 ± 0.03 3.38 ± 0.02 4.38 ± 0.23 8.31 ± 0.59 5.01 ± 0.36 4.42 ± 0.2 4.08 ± 0.00 3.23 ± 0.44 5.81 ± 0.22 162.84
31 Fragaria × ananassa Duchesne (strawberry) Fruit ND 27.51 ± 0.97 0.08 ± 0.01 0.09 ± 0.01 0.67 ± 0.05 1.75 ± 0.11 1.05 ± 0.07 0.65 ± 0.02 0.16 ± 0.01 0.07 ± 0.01 0.63 ± 0.10 41.20
32 Glycine max (L.) Merr. (soybean) Seeds 0.38 ± 0.07 27.48 ± 1.65 0.62 ± 0.06 1.73 ± 0.49 1.11 ± 0.01 3.52 ± 1.43 2.12 ± 0.87 1.71 ± 0.41 1.99 ± 0.41 7.45 ± 0.68 5.82 ± 1.63 130.91
33 Helianthus annuus L. (sunflower) Seeds 2.48 ± 0.15 21.90 ± 0.90 0.27 ± 0.05 16.05 ± 0.77 4.52 ± 0.56 5.44 ± 0.89 3.28 ± 0.54 2.91 ± 0.18 4.75 ± 0.55 4.24 ± 0.54 6.28 ± 0.44 134.01
34 Lactuca sativa L. (lettuce) Leaves ND 24.94 ± 0.26 0.37 ± 0.03 0.08 ± 0.00 10.62 ± 0.01 4.54 ± 0.79 2.74 ± 0.48 5.57 ± 1.01 0.59 ± 0.00 0.43 ± 0.35 2.25 ± 0.02 83.51
35 Linum usitatissimum L. (flax) Seeds 2.39 ± 0.20 20.03 ± 0.43 0.31 ± 0.04 5.28 ± 0.06 4.78 ± 0.48 5.82 ± 0.10 3.51 ± 0.06 3.82 ± 0.18 4.77 ± 0.40 6.62 ± 0.48 7.44 ± 0.48 148.71
36 Malus domestica Borkh. (apple) Fruit ND 0.43 ± 0.00 0.01 ± 0.00 0.02 ± 0.00 0.05 ± 0.01 0.11 ± 0.01 0.07 ± 0.00 0.03 ± 0.00 0.04 ± 0.00 ND 0.02 ± 0.00 2.01
37 Mangifera indica L. (mango) Fruit ND 0.06 ± 0.01 0.01 ± 0.00 0.05 ± 0.01 0.10 ± 0.00 0.16 ± 0.01 0.10 ± 0.01 0.03 ± 0.00 0.01 ± 0.00 ND 0.02 ± 0.00 1.72
38 Mangifera indica L. (mango) Peal ND 0.20 ± 0.01 0.01 ± 0.01 0.01 ± 0.00 0.05 ± 0.00 0.07 ± 0.02 0.04 ± 0.01 0.01 ± 0.01 0.01 ± 0.01 0.02 ± 0.02 0.01 ± 0.05 0.86
39 Matricaria chamomilla L. (chamomile) Flower 0.06 ± 0.02 21.44 ± 0.61 0.23 ± 0.01 5.23 ± 0.18 14.64 ± 0.79 7.42 ± 0.21 4.48 ± 0.13 4.42 ± 0.16 2.55 ± 0.13 1.40 ± 0.12 5.82 ± 0.52 110.05
40 Mentha × piperita L. (peppermint) Leaves 0.01 ± 0.03 11.14 ± 0.00 0.04 ± 0.00 0.16 ± 0.00 1.53 ± 0.01 2.44 ± 0.14 1.47 ± 0.08 1.05 ± 0.11 0.97 ± 0.00 1.23 ± 0.11 1.13 ± 0.07 31.41
41 Moringa oleifera Lam. (moringa tree) Leaves 2.21 ± 0.37 32.42 ± 6.86 0.92 ± 0.21 7.82 ± 0.46 7.83 ± 1.08 19.02 ± 3.17 11.47 ± 1.91 10.93 ± 1.63 10.08 ± 1.98 11.69 ± 1.17 16.2 ± 1.06 266.90
42 Musa acuminata Colla (banana) Peal ND 0.42 ± 0.02 0.02 ± 0.00 0.08 ± 0.00 0.40 ± 0.01 0.48 ± 0.03 0.29 ± 0.02 0.10 ± 0.01 0.09 ± 0.01 0.02 ± 0.00 0.25 ± 0.20 4.55
43 Musa acuminata Colla (banana) Fruit ND 3.34 ± 0.37 0.01 ± 0.00 0.04 ± 0.00 0.41 ± 0.06 0.41 ± 0.04 0.25 ± 0.03 0.17 ± 0.02 0.05 ± 0.00 0.10 ± 0.02 0.07 ± 0.00 6.99
44 Nigella sativa L. (black cumin) Seeds 0.69 ± 0.02 16.19 ± 1.49 0.43 ± 0.02 8.37 ± 1.11 2.66 ± 0.36 3.87 ± 0.43 2.33 ± 0.26 2.04 ± 0.13 2.58 ± 0.23 15.05 ± 1.02 6.30 ± 0.69 122.07
45 Ocimum basilicum L. (Mexican spice basil) Leaves 0.12 ± 0.07 10.13 ± 0.00 0.12 ± 0.00 0.21 ± 0.00 9.61 ± 0.02 1.90 ± 0.18 1.15 ± 0.11 1.52 ± 0.06 0.84 ± 0.00 0.50 ± 0.07 2.37 ± 0.01 42.37
46 Persea americana Mill. (avocado) Fruit ND 2.63 ± 0.13 0.85 ± 0.16 2.74 ± 0.08 0.50 ± 0.01 2.93 ± 0.21 1.77 ± 0.13 1.66 ± 0.04 2.29 ± 0.05 0.20 ± 0.01 1.39 ± 0.40 60.92
47 Phaseolus vulgaris L. (common bean) Seeds 0.09 ± 0.00 25.81 ± 0.28 0.81 ± 0.04 2.53 ± 0.03 23.92 ± 0.01 14.02 ± 0.05 8.46 ± 0.03 4.95 ± 0.02 4.30 ± 0.02 1.89 ± 0.05 4.92 ± 0.07 181.36
48 Piper nigrum L. (black pepper) Seeds 0.01 ± 0.00 48.37 ± 1.75 0.28 ± 0.03 1.46 ± 0.12 0.24 ± 0.03 2.82 ± 0.35 1.70 ± 0.21 1.03 ± 0.03 0.99 ± 0.09 0.50 ± 0.11 1.15 ± 0.08 139.35
49 Pisum sativum var. Abyssinicum (A. Braun) Berger (decoco) Seeds 0.63 ± 0.04 35.27 ± 7.84 1.39 ± 0.18 11.79 ± 2.38 2.58 ± 0.56 4.39 ± 0.65 2.65 ± 0.39 6.12 ± 0.34 3.62 ± 0.67 3.02 ± 0.22 7.17 ± 1.35 214.39
50 Plectranthus edulis (Vatke) Angew (Ethiopian potato) Tubers 5.46 ± 0.73 27.13 ± 2.82 0.76 ± 0.20 3.90 ± 0.57 22.82 ± 1.96 5.74 ± 0.56 3.46 ± 0.34 4.46 ± 0.33 7.84 ± 0.83 2.27 ± 0.32 2.48 ± 0.25 153.29
51 Pleurotus ostreatus (Jacq. ex Fr.) P. Kumm. (oyster mushroom) Fruit body 22.2 ± 9.95 15.69 ± 1.09 5.06 ± 0.68 3.64 ± 0.01 34.59 ± 5.33 28.69 ± 0.42 17.31 ± 0.25 22.63 ± 0.6 15.20 ± 0.13 8.56 ± 0.47 26.05 ± 3.86 400.01
52 Ruta chalepensis L. (rue) Leaves 0.68 ± 0.23 27.25 ± 0.06 0.96 ± 0.38 30.10 ± 0.66 7.10 ± 0.37 7.73 ± 0.71 4.67 ± 0.43 6.70 ± 0.24 7.32 ± 0.62 8.03 ± 0.31 14.48 ± 0.93 215.83
53 Rumex abyssinicus Jacq. (mekmako) Leaves 0.01 ± 0.00 2.45 ± 0.22 0.11 ± 0.01 0.97 ± 0.40 6.52 ± 0.49 3.58 ± 0.13 2.16 ± 0.08 1.84 ± 0.05 1.72 ± 0.07 0.60 ± 0.18 3.91 ± 0.26 47.13
54 Salvia rosmarinus Schleid. (rosemary) Leaves 0.04 ± 0.01 28.13 ± 0.26 0.57 ± 0.08 0.71 ± 0.11 5.85 ± 0.92 2.28 ± 0.44 1.38 ± 0.27 1.00 ± 0.14 1.88 ± 0.15 0.84 ± 0.10 8.21 ± 0.06 80.97
55 Sesamum indicum L. (sesame) Seeds 0.01 ± 0.01 7.67 ± 0.23 0.43 ± 0.01 0.74 ± 0.00 5.18 ± 0.01 2.30 ± 0.02 1.39 ± 0.01 0.95 ± 0.01 0.91 ± 0.01 0.74 ± 0.01 1.85 ± 0.02 44.31
56 Solanum lycopersicum L. (tomato) Fruit 0.03 ± 0.01 18.74 ± 2.64 0.25 ± 0.02 0.38 ± 0.04 20.51 ± 3.10 3.29 ± 0.67 1.98 ± 0.40 1.43 ± 0.37 0.74 ± 0.08 1.12 ± 0.12 8.37 ± 1.64 137.15
57 Syzygium aromaticum (L.) Merr. & L.M.Perry (clove) Flower 0.21 ± 0.00 18.69 ± 0.15 1.52 ± 0.00 5.19 ± 0.01 46.87 ± 0.00 6.78 ± 0.01 4.09 ± 0.01 6.05 ± 0.00 8.02 ± 0.01 4.83 ± 0.00 11.23 ± 0.02 261.19
58 Thymus vulgaris L. (thyme) Leaves 0.01 ± 0.01 18.54 ± 1.59 1.16 ± 0.98 7.54 ± 2.58 12.51 ± 0.70 5.64 ± 1.13 3.40 ± 0.68 2.78 ± 0.33 3.28 ± 0.34 2.70 ± 0.22 4.96 ± 0.28 111.83
59 Trigonella foenum-graecum L. (fenugreek) Seeds 0.03 ± 0.02 2.64 ± 0.14 0.70 ± 0.04 2.42 ± 0.04 0.58 ± 0.35 2.61 ± 0.10 1.57 ± 0.06 1.51 ± 0.05 2.15 ± 0.06 0.25 ± 0.04 1.11 ± 0.16 57.37
60 Zingiber officinale Roscoe (ginger) Tubers 0.04 ± 0.01 21.05 ± 1.22 2.40 ± 0.29 6.95 ± 0.14 1.34 ± 0.16 9.88 ± 0.27 5.96 ± 0.16 4.97 ± 0.06 5.47 ± 0.31 2.00 ± 0.04 4.82 ± 0.32 248.50
Min 0.00 0.06 0.01 0.01 0.05 0.07 0.04 0.01 0.01 0.00 0.01
Max 22.2 48.37 5.06 30.1 64.59 28.69 17.31 22.63 15.2 15.05 26.25

ND not detected, Total FAA total free amino acid content