Table 43.

Statistically Significant Hormonal Effects in Women Fed Textured Vegetable Protein Containing 45 mg/Day Conjugated Isoflavone^a

Parameter	Control diet	Isoflavone-enriched diet
Follicular phase length, days	15.0±0.4	17.5±0.9	[↑17%]
Plasma 17β-estradiol, follicular phase, nM	0.25±0.03	0.35±0.1	[↑40%]
Plasma LH, mid-cycle, IU/mL	22.4±5.3	5.8±1.6	[↓74%]
Plasma FSH, mid-cycle, IU/mL	15.5±2.4	8.9±1.8	[↓43%]

^aFrom Cassidy et al. (1995). Values are presented as mean±SEM. Results presented as mean±SD are available in Cassidy et al. (1994), which gives slightly different results for some parameters.