Table 2. Physicochemical and quality characteristics of the formulations according to the addition of bovine colostrum and comparison with the physicochemical characteristics of bovine colostrum and whey.
pH | Acidity (g of lactic acid/100 mL) | Brix (%) | Specific gravity (mg/mL) | Density (g/mL) | |
---|---|---|---|---|---|
Bovine colostrum | 6.20±0.19 | 0.40±0.04 | 17.16±2.47 | 1.048±0.005 | - |
Whey | 6.65±0.28 | 0.14±0.01 | - | - | - |
Non-pasteurized | |||||
F10 | 6.59±0.24 | 0.19±0.05* | 8.00±0.00c* | 1.029±0.002* | 1.028±0.001c |
F20 | 6.69±0.48 | 0.21±0.04* | 9.16±0.28b.c* | 1.033±0.005* | 1.029±0.001b.c |
F30 | 6.78±0.34 | 0.24±0.03** | 10.33±0.58a.b* | 1.033±0.002* | 1.031±0.002a.b.c |
F40 | 6.67±0.40 | 0.26±0.04** | 11.17±0.76a* | 1.036±0.001* | 1.034±0.003a.b |
F50 | 6.54±0.17 | 0.29±0.04** | 12.16±1.15a* | 1.037±0.003* | 1.036±0.003a |
Pasteurized | |||||
F10 | 6.57±0.25 | 0.16±0.01d* | 8.16±0.29c* | 1.031±0.003* | 1.029±0.001c |
F20 | 6.32±0.06 | 0.20±0.02c.d** | 9.33±0.58b.c* | 1.033±0.004* | 1.030±0.001b.c |
F30 | 6.27±0.11 | 0.24±0.01b.c** | 10.33±0.58a.b.c* | 1.034±0.002* | 1.032±0.002a.b.c |
F40 | 6.23±0.09 | 0.26±0.03a.b** | 11.50±1.32a.b* | 1.036±0.002* | 1.034±0.002a.b |
F50 | 6.42±0.23 | 0.30±0.02a** | 12.50±1.32a* | 1.037±0.003* | 1.036±0.003a |
Means with different letters in the same column within the same heat treatment differ from each other by the Tukey’s test (p < 0.05).
*samples differ from bovine colostrum by Dunnett’s test (p < 0.05)
**samples differ from bovine colostrum and whey by Dunnett’s test (p < 0.05).