Table 2 Free amino acid contents of salt-fermented fish products1,2
Amino acid (A.A.) | Nam-pla (Thailand) | Nuoc mam (Vietnam) | Patis (Philippines) | Bakasang (Indonesia) | Budu (Malaysia) | Aek-jeot (Korea) | Ishiru (Japan) | Jeotgal (Korea) | Adjuevan (Ivory Coast) | Narezushi (Japan) | Sikhae (Korea) | (mg/100Â g) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Taste threshold | ||||||||||||
Aspartic acid | 760 | 1150 | 560 | 362 | 362 | 710 | 1059 | 91 | 448 | 506 | 89 | 3 |
Threonine | 460 | 700 | 482 | 60 | 230 | 456 | 608 | 217 | 162 | 254 | 54 | 260 |
Serine | 360 | 610 | 418 | 465 | 163 | 399 | 585 | 146 | 223 | 333 | 59 | 150 |
Glutamic acid | 950 | 1370 | 988 | 727 | 620 | 1314 | 1383 | 355 | 745 | 588 | 168 | 5 |
Proline | 230 | 330 | 55 | 0 | 0 | 222 | 423 | 178 | 5 | 27 | 90 | 300 |
Glycine | 340 | 460 | 328 | 72 | 174 | 278 | 536 | 81 | 112 | 189 | 75 | 130 |
Alanine | 700 | 1010 | 687 | 484 | 406 | 654 | 908 | 126 | 342 | 601 | 105 | 60 |
Valine | 590 | 830 | 650 | 476 | 373 | 517 | 745 | 157 | 257 | 377 | 76 | 140 |
Cysteine | 0 | 0 | 250 | 277 | 97 | 48 | 0 | 16 | Â | 0 | Â | Â |
Methionine | 230 | 270 | 396 | 360 | 220 | 270 | 261 | 114 | 108 | 134 | 42 | 30 |
Isoleucine | 360 | 390 | 506 | 963 | 318 | 470 | 433 | 141 | 21 | 365 | 38 | 90 |
Leucine | 450 | 490 | 709 | 350 | 463 | 880 | 538 | 155 | 395 | 694 | 99 | 190 |
Tyrosine | 50 | 60 | 0 | 192 | 157 | 25 | 196 | 108 | 50 | 143 | 10 | Â |
Phenylalanine | 310 | 420 | 267 | 1039 | 173 | 424 | 394 | 124 | 166 | 229 | 58 | 90 |
Tryptophan | 90 | 90 | 0 | 0 | 0 | 0 | 127 | 0 | 41 | 0 | 0 | Â |
Lysine | 890 | 1360 | 1143 | 595 | 556 | 734 | 1157 | 136 | 137 | 381 | 95 | 50 |
Histidine | 320 | 460 | 670 | 44 | 190 | 421 | 532 | 139 | 66 | 292 | 3 | 20 |
Arginine | 0 | 80 | 31 | 349 | 15 | 218 | 338 | 27 | 21 | 381 | 2 | 50 |
γ-Aminobutyric acid |  |  |  |  |  |  |  | 1 |  | 69 | 23 |  |
Taurine | Â | Â | Â | Â | Â | Â | Â | 56 | Â | 190 | 62 | Â |
Essential A.A | 3700 (52.2) | 5010 (49.7) | 4823 (59.3) | 3887 (57.0) | 2523 (55.9) | 4172 (51.9) | 4795 (46.9) | 1183 (50.0) | 1353 (41.0) | 2726 (47.4) | 465 (32.2) | Â |
Branched-chain A.A3 | 1400 (19.7) | 1710 (17.0) | 1865 (22.9) | 1789 (26.3) | 1154 (25.5) | 1867 (23.2) | 1716 (16.8) | 453 (19.1) | 673 (20.4) | 1436 (25.0) | 213 (14.8) | Â |
Umami taste A.A.4 | 1710 (24.1) | 2520 (25.0) | 1548 (19.0) | 1089 (16.0) | 982 (21.7) | 2024 (25.2) | 2442 (23.9) | 446 (18.8) | 1193 (36.2) | 1094 (19.0) | 257 (17.8) | Â |
Sweet taste A.A.5 | 2750 (38.8) | 4140 (41.2) | 3058 (37.6) | 1676 (24.6) | 1529 (33.8) | 2521 (31.4) | 3794 (37.1) | 706 (29.8) | 976 (29.6) | 1758 (30.6) | 388 (26.9) | Â |
Bitter taste A.A.6 | 2260 (31.9) | 2860 (28.4) | 3198 (39.3) | 3232 (47.4) | 1737 (38.5) | 2982 (37.1) | 2903 (28.4) | 830 (35.1) | 1013 (30.7) | 2091 (36.3) | 408 (28.3) | Â |
Total A.A | 7090 | 10,080 | 8140 | 6815 | 4517 | 8040 | 10,223 | 2368 | 3299 | 5753 | 1443 | Â |
Reference | [30] | [30] | [30] | [30] | [30] | [31] | [30] | [32] | [33] | [34] | [35] | [46] |