Table 1.

Relative concentrations of individual components of the plants and essential oils in the synergistic plant combination at MIC and half-MIC used

	S. mutans at MIC	S. mutans at half -MIC	L. paracasei at MIC	L. paracasei at half-MIC
Heteropyxis natalensis (mg/mL)	0.78	0.39	1.56	0.78
Camellia sinensis (mg/mL)	0.78	0.39	0.39	1.95 × 10− 1
Mentha piperita (% v/v)	2 × 10− 3	5 × 10− 4	2 × 10− 1	1 × 10− 1
Melaleuca alternifolia (% v/v)	4 × 10− 4	2 × 10− 4	2 × 10− 1	1 × 10− 1

MIC: minimum inhibitory concentration