Table 3.

Average circulating plasma 17β-estradiol and progesterone levels prior to and during kelp intervention for Subject 1

	Pre-treatment baseline levels	700 mg/d dose	P-value	1.4 g/d dose	P-value
17β-estradiol (pg/ml)	626 ± 91	164 ± 30	0.04	92.5 ± 3.5	0.03
Progesterone (ng/ml)	0.58 ± 0.14	8.4 ± 2.6	0.10	16.8 ± 0.7	0.002

All measures are from 2 month averages ± S.D.