Starter culture

DPPH radical scavenging activity (%)

Ferrous ion chelating activity (%)

Ferric reducing power (mg GAE/mL of extract)

Total phenolic content (mg GAE/mL of extract)

Day 1

Day 7

Day 14

Day 1

Day 7

Day 14

Day 1

Day 7

Day 14

Day 1

Day 7

Day 14

Commercial starter culture + Lb. casei B-1922

66.8 ± 3.99^bA

27.2 ± 0.55^bB

24.4 ± 1.44^cB

67.7 ± 0.70^aA

60.0 ± 0.88^bB

34.1 ± 0.36^cC

0.208 ± 0.02^cB

0.249 ± 0.01^aA

0.103 ± 0.01^bC

11.2 ± 0.60^cB

12.8 ± 0.10^cA

6.3 ± 0.41^cC

Commercial starter culture + Lb. paracasei B-4560

87.2 ± 2.39^aA

23.9 ± 1.34^bB

20.9 ± 1.87^dB

57.6 ± 1.22^bA

57.2 ± 1.36^bA

61.3 ± 2.44^aA

0.300 ± 0.01^abA

0.259 ± 0.02^aB

0.251 ± 0.01^aB

12.1 ± 0.69^bcB

13.8 ± 0.52^bA

14.8 ± 0.07^aA

Commercial starter culture + Lb. rhamnosus B-442

84.8 ± 0.90^aA

38.5 ± 0.11^aB

29.7 ± 0.59^bC

51.1 ± 4.79^cB

72.5 ± 0.12^aA

65.1 ± 3.16^aA

0.336 ± 0.03^aA

0.274 ± 0.03^aB

0.258 ± 0.02^aB

12.9 ± 0.19^abA

13.2 ± 0.25^bcA

13.3 ± 0.83^bA

Commercial starter culture + Lb. rhamnosus B-1445

83.6 ± 4.68^aA

36.1 ± 3.92^aB

34.1 ± 0.64^aB

48.8 ± 1.49^cB

57.2 ± 4.69^bA

41.6 ± 0.70^bC

0.276 ± 0.01^bA

0.197 ± 0.02^bB

0.270 ± 0.02^aA

13.5 ± 0.42^aB

15.2 ± 0.76^aA

15.5 ± 0.15^aA