Table 2.

Inhibitory activity of probiotic strains from 4 probiotic supplements against a panel of indicator strains.

Human pathogen	Zone size (mm)
	Supplement 1	Supplement 2	Supplement 3	Supplement 4
Salmonella typhi	26–30	26–31	26–32	26–30
Salmonella sp.	31–35	31–33	31-32	31–35
Shigella sp.	22–24	22–25	22-23	22–24
Staphylococcus aureus	18–22	18–20	18–21	18–22
Escherichia coli	24–30	24–30	24–28	24–26
Vibrio cholerae	10–14	10-11	10–14	10–13