Table 1.
Antioxidant properties of beer samples.
| Beer Code | Style | Country of Production | Alcohol Strength % Vol | Total Pol., mg GAE/L | Total Flavonoids, mg CE/L | Total Flavanols, mg CE/L | β-Carot, % AA | ABTS, mM TE |
|---|---|---|---|---|---|---|---|---|
| MACC | Pale lager | Israel | 5.0 | 510.1 ± 10.1 b | 45.1 ± 0.5 b | 40.3 ± 1.8 a | 28.1 ± 0.8 b | 2.06 ± 0.01 b |
| GOLD | Dark lager | Israel | 4.9 | 552.6 ± 9.6 a,b | 48.9 ± 0.8 a,b | 23.3 ± 1.4 c | 30.7 ± 1.2 a,b | 2.21 ± 0.02 a,b |
| HEIN | Pale lager | Israel | 5.0 | 466.3 ± 6.2 c | 41.3 ± 0.7 c | 21.9 ± 1.5 d | 25.2 ± 0.7 c | 1.88 ± 0.02 c |
| CARL | Pale lager | Israel | 5.0 | 450.5 ± 5.5 c,d | 40.1 ± 0.6 c,d | 21.2 ± 0.9 d | 24.6 ± 0.8 d | 1.82 ± 0.01 c,d |
| MGD | Pale lager | USA | 4.6 | 456.7 ± 7.2 c,d | 40.8 ± 0.9 c,d | 16.3 ± 0.4 e | 25.1 ± 1.1 c | 1.85 ± 0.01 c,d |
| COR | Pale lager | Mexico | 4.5 | 442.1 ± 4.3 d | 35.8 ± 0.5 d | 19.2 ± 0.8 d,e | 24.2 ± 0.7 d | 1.79 ± 0.03 d |
| ORJB | Pale lager | Netherlands | 5.0 | 482.3 ± 6.8 b,c | 42.9 ± 0.9 b,c | 29.6 ± 1.5 b | 26.7 ± 1.0 b,c | 1.95 ± 0.01 b,c |
| AMST | Pale lager | Netherlands | 4.1 | 501.3 ± 7.5 b,c | 44.3 ± 1.3 b,c | 21.6 ± 0.9 d | 27.6 ± 1.1 b,c | 2.02 ± 0.01 b |
| KAM | Pale lager | Bulgaria | 4.4 | 647.4 ± 11.3 a | 51.1 ± 1.4 a | 25.4 ± 1.1 b,c | 33.6 ± 1.3 a | 2.61 ± 0.05 a |
| ROST | Golden lager | Germany | 4.9 | 668.3 ± 13.3 a | 52.5 ± 1.5 a | 26.4 ± 1.2 b,c | 34.5 ± 1.2 a | 2.68 ± 0.03 a |
| ŻYW | Blond lager | Poland | 5.6 | 471.3 ± 7.2 c | 41.5 ± 0.9 c | 22.2 ± 1.0 c,d | 26.6 ± 1.0 b,c | 1.90 ± 0.02 b,c |
Values are means ± SD of 5 measurements; Means within a column with the different superscripts are statistically different (p < 0.05; Student’s t-test). Abbreviations: Maccabee (MACC); Goldstar (GOLD); Heineken (HEIN); Carlsberg (CARL); Miller Genuine Draft (MGD); Corona (COR); Oranjeboom (ORJB); Amstel (AMST); Kamenitza (KAM); Rostocker (ROST); Żywiec (ŻYW); gallic acid equivalent (GAE); catechin equivalent (CE); total polyphenols (Total Pol.); 2,2′-azino-bis (3-ethylbenzothiazoline-6-sulfonic acid) assay (ABTS); Trolox equivalent (TE).