Royal Jelly Increases Hematopoietic Stem Cells in Peripheral Blood: A Double-Blind, Placebo-Controlled, Randomized Trial in Healthy Subjects

Table 3

The effects of RJ on CXCL12 in serum.

Parameters		Placebo (mean ± SD) n = 42	RJ (mean ± SD) n = 44	value student’s t-test
CXCL12, pg/mL	Baseline	1429.3 ± 343.9	1336.0 ± 297.7	0.182
	Week4	1589.4 ± 341.3	1475.3 ± 351.4	0.130
	Change	160.2 ± 212.0	139.2 ± 218.5	0.653
	value paired t-test	<0.001	<0.001

Values are mean ± SD. values compared with baseline by paired t-test or placebo using student’s t-test.