Amino acid | p-value | Processing | ||||
Raw | Popped | Fermented | ||||
Mean ± SD | Mean ± SD | % variation | Mean ± SD | % variation | ||
Arginine | p < 0.01 | 2.0 ± 1.2 a | 0.8 ± 0.6 b | −60 | 0.3 ± 0.1 c | −85 |
Cysteine | 1.0 ± 0.3 b | 0.5 ± 0.1 c | −50 | 3.7 ± 0.7 a | 270 | |
Histidine | 1.4 ± 0.2 b | 0.4 ± 0.1 c | −71 | 4.6 ± 2.6 a | 229 | |
Isoleucine | 0.4 ± 0.1 b | 0.1 ± 0.1 c | −75 | 2.8 ± 0.5 a | 600 | |
Leucine | 0.3 ± 0.1 b | 0.1 ± 0.1 c | −67 | 6.5 ± 1.4 a | 2067 | |
Lysine | 1.1 ± 0.2 b | 0.7 ± 0.2 c | −36 | 2.0 ± 0.6 a | 82 | |
Methionine | 0.4 ± 0.2 b | 0.1 ± 0.1 c | −75 | 2.6 ± 0.5 a | 550 | |
Phenylalanine | 0.2 ± 0.1 b | 0.0 ± 0.0 c | −100 | 3.5 ± 0.8 a | 1650 | |
Threonine | 0.0 ± 0.0 b | 0.0 ± 0.0 b | - | 0.2 ± 0.0 a | 100 | |
Tryptophan | 1.0 ± 0.3 b | 0.1 ± 0.1 c | −90 | 2.1 ± 0.7a | 110 | |
Tyrosine | 0.5 ± 0.1 a | 0.0 ± 0.1 b | −100 | 0.5 ± 0.4 a | - | |
Valine | 0.6 ± 0.1 b | 0.3 ± 0.2 c | −50 | 4.0 ± 0.7 a | 344 | |
Alanine | 0.9 ± 0.3 b | 0.5 ± 0.3 c | −44 | 5.2 ± 1.2 a | 478 | |
Aspartic acid | 1.5 ± 0.5 b | 0.5 ± 0.2 c | −67 | 2.3 ± 0.5 a | 53 | |
Glutamic acid | 3.1 ± 1.2 a | 0.6 ± 0.4 b | −81 | 3.2 ± 1.7 a | - | |
Glycine | 0.9 ± 0.4 b | 0.8 ± 0.5 c | −11 | 3.6 ± 1.2 a | 300 | |
Ornithine | 0.2 ± 0.0 b | 0.1 ± 0.0 c | −50 | 2.1 ± 1.0 a | 950 | |
Proline | 2.5 ± 1.0 a | 0.4 ± 0.3 c | −84 | 2.4 ± 1.3 b | 4 | |
Serine | 1.3 ± 0.7 b | 0.3 ± 0.2 c | −77 | 1.7 ± 0.3 a | 31 | |
Ammonia | 2.2 ± 0.8 b | 3.2 ± 0.6 c | −46 | 14.1 ± 2.3 a | 541 |