Table 1.

Content of phenolic compounds in barley of different colors (mg/100 g).

Colors	Black	Yellow	Blue	Purple
Free phenolic compounds	165.09 ± 5.17 Bc	210.32 ± 8.21 Bb	214.49 ± 8.84 Bb	264.26 ± 19.14 Ba
Bound phenolic compounds	344.35 ± 13.17 Aa	305.4 ± 13 Ab	327.79 ± 19.86 Ab	306.53 ± 5.36 Ab
Total phenolic compounds	509.44 ± 15.76 b	515.72 ± 18.57 b	542.28 ± 26.51 ab	570.78 ± 18.83 a
Free flavonoids	29.93 ± 2.64 Aa	25.87 ± 1.9 Ab	27.18 ± 2.31 Ab	27.74 ± 1.71 Ab
Bound flavonoids	15.6 ± 2 Bab	12.17 ± 2.53 Bb	11.29 ± 0.76 Bb	19.33 ± 5.64 Ba
Total flavonoids	45.53 ± 4.56 a	38.04 ± 4.34 b	38.47 ± 2.97 a	47.08 ± 6.17 a
Anthocyanins	41.91 ± 0.13 a	38.09 ± 0.06 a	33.53 ± 5.07 b	48.07 ± 8.73 a

Lower-case letters in the table indicate significant differences among different colors of barley (p < 0.05), whereas upper-case letters indicate those between the free and bound phenolic fractions of the same color (p < 0.05).