Table 2.

Baseline and posttreatment serum level of hormones in maca and placebo-treated subjects (mean ± standard error; Mann-Whitney U test).

		n	LH∗	FSH∗∗	Estradiol	Testosterone	fT4∗∗∗	TSH∗∗∗∗
			(IU L−1)	(IU L−1)	(nmol L−1)	(nmol L−1)	(pmol L−1)	(mIU L−1)
Maca	0 weeks	11	4.03 ± 0.50	4.40 ± 0.37	0.10 ± 0.01	19.92 ± 1.75	16.31 ± 0.29	2.35 ± 0.30
	12 weeks	11	2.90 ± 0.33	3.75 ± 0.37	0.10 ± 0.01	20.10 ± 2.24	16.91 ± 0.62	1.58 ± 0.23
	P value	0.09	0.23	0.76	0.88	0.95	0.07
Placebo	0 weeks	7	3.82 ± 0.50	4.46 ± 0.50	0.09 ± 0.01	19.43 ± 2.25	14.02 ± 0.68	2.92 ± 1.63
	12 weeks	7	2.99 ± 0.57	3.55 ± 0.64	0.11 ± 0.01	18.63 ± 2.15	15.28 ± 0.72	2.63 ± 1.38
	P value	0.23	0.23	0.17	1.00	0.23	1.00

^∗Luteinizing hormone; ^∗∗follicle-stimulating hormone; ^∗∗∗free thyroxin; ^∗∗∗∗thyroid-stimulating hormone.