Table 1.

Mean composition of the probiotic preparations obtained from realkalized fed-batch cultures of Lact. casei CECT 4043 and L. lactis CECT 539.

Composition	CECT 4043	CECT 539
Total sugars (g/L)	16.16	19.71
Nitrogen (g/L)	1.37	1.59
Phosphorous (g/L)	0.07	0.36
Protein (g/L)	6.09	9.15
pH	7.00	7.00
Viable cells (CFU/mL)1	3.69 × 109	3.34 × 109
Antibacterial activity (AU/mL)2	28.85	164.49
Lactic acid (g/L)	33.47	17.54
Formic acid (g/L)	0.10	0.85

¹CFU: colony-forming units.

²AU: activity units.