Table 2.

Mean change in stress, anxiety, and psychological wellbeing for the probiotic and placebo groups.

	Placebo	HN001	p-value 0.78
	N = 237	N = 247
	Mean change in score (SD)
Stress	4.1 (5.7)	4.2 (5.4)	0.78
Anxiety	− 5.7 (12.8)	− 6.0 (13.0)	0.82
Wellbeing	− 2.7 (4.2)	− 2.6 (4.0)	0.83