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. 2022 May 2;17(5):e0267409. doi: 10.1371/journal.pone.0267409

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).

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