Table 6. Color of sausages prepared with natural extract mixtures during the refrigerated storage¹⁾

Trait	Treatments	Time (day)
Trait	Treatments	0	1	3	5	8	12	15
CIE L*	NC	74.56±0.82^Ad	74.50±0.79^Ad	74.87±0.64^Ad	77.93±1.12^Ac	79.55±0.32^Aab	78.58±0.95^Abc	80.03±0.69^Aa
	PC	71.02±0.60^Bc	73.02±0.97^Bb	73.36±0.53^Bb	77.23±1.30^Aa	77.57±0.83^Aa	78.26±1.44^Aa	77.74±1.24^Ba
	M1	51.12±0.68^Cb	49.25±0.89^Cb	51.02±1.30^Cb	56.10±1.96^Ba	55.93±1.92^Ba	55.95±3.05^Ba	56.10±1.78^Ca
	M4	41.04±0.58^Ec	41.03±0.92^Dc	42.45±0.82^Dbc	45.81±3.70^Cab	44.38±3.93^Dbc	48.87±0.76^Ca	48.49±1.82^Da
	M6	42.99±0.58^Db	41.50±1.01^Db	42.37±1.08^Db	47.20±2.86^Ca	48.34±1.92^Ca	48.45±1.41^Ca	48.70±1.44^Da
CIE a*	NC	3.00±0.12^Eab	2.94±0.17^Eb	3.07±0.25^Dab	3.32±0.27^Da	3.15±0.09^Dab	3.01±0.18^Dab	2.97±0.35^Db
	PC	3.73±0.12^Da	3.22±0.15^Dab	3.21±0.17^Dabc	3.10±0.67^Dabc	2.91±0.48^Dabc	2.39±0.91^Dbc	2.70±0.68^Dc
	M1	4.94±0.16^Cc	5.04±0.11^Cc	5.06±0.29^Cc	5.93±0.16^Ca	5.61±0.29^Cab	5.34±0.50^Cbc	5.79±0.26^Ca
	M4	9.76±0.15^Ab	9.21±0.25^Ab	9.01±0.26^Ab	10.88±0.88^Aa	10.78±0.67^Aa	10.88±0.31^Aa	11.10±0.62^Aa
	M6	7.72±0.15^Bcd	7.09±0.23^Bde	6.83±0.16^Be	8.63±0.64^Ba	8.45±0.40^Bab	7.79±0.38^Bbc	8.35±0.77^Babc
CIE b*	NC	9.68±0.56^Db	9.33±0.44^Db	9.26±0.22^Eb	10.52±0.47^Ca	10.45±0.35^Ba	10.53±0.38^Da	10.51±0.39^Ca
	PC	10.93±0.67^Cabc	10.20±0.35^Cbc	9.89±0.20^Dc	10.82±0.71^Cabc	11.38±1.28^Ba	10.89±0.51^Dabc	11.20±0.49^Cab
	M1	13.07±0.27^Ab	12.26±0.42^Ab	12.72±0.53^Ab	15.81±0.96^Ba	16.24±0.98^Aa	15.41±0.62^Ca	15.64±0.76^Ba
	M4	12.17±0.19^Bb	11.63±0.27^Bc	11.26±0.19^Cc	16.67±1.86^ABa	16.28±1.28^Aa	16.58±0.31^Ba	17.10±0.98^Aa
	M6	12.96±0.23^Ab	11.91±0.13^ABc	11.76±0.41^Bc	18.07±1.11^Aa	17.28±0.71^Aa	17.42±0.43^Aa	17.67±0.96^Aa

All values were presented by mean of three replicates.
Means within a row with different letters are significantly different.
Means column with different letters are significantly different.
NC, negative control (sausage with no preservative); PC, positive control (sausage with 0.2% grapefruit seed extract); M1, sausage with mixture 1; M4, sausage with mixture 4; M6, sausage with mixture 6.