Fig. 2: Diurnal rhythm of salivary cortisol in the placebo and YRC3780 groups. | European Journal of Clinical Nutrition

Fig. 2: Diurnal rhythm of salivary cortisol in the placebo and YRC3780 groups.

From: Effects of Lactococcus lactis subsp. cremoris YRC3780 daily intake on the HPA axis response to acute psychological stress in healthy Japanese men

Fig. 2

Mean diurnal rhythm of salivary cortisol concentration measured at baseline (A) and weeks 2 (B), 4 (C), 6 (D), and 8 (E) of the placebo and YRC3780 ingestion period. Data are expressed as the mean ± SEM (placebo, n = 13; YRC3780, n = 14). *p < 0.05 vs. placebo using the Mann-Whitney U test.

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