[HTML][HTML] Plasma antioxidant capacity in response to diets high in soy or animal protein with or without isoflavones1–4

S Vega-López, KJ Yeum, JL Lecker, LM Ausman… - The American journal of …, 2005 - Elsevier
Background: Several clinical trials have suggested that soy intake decreases oxidative
stress. Soy isoflavones have antioxidant properties in vitro, but results of supplementation in
clinical trials are inconclusive. Objective: The objective was to evaluate the independent
effects of soy protein and soy-derived isoflavones on plasma antioxidant capacity and
biomarkers of oxidative stress. Design: Forty-two hypercholesterolemic (LDL cholesterol>
3.36 mmol/L) subjects aged> 50 y were provided with each of 4 diets in random order in a …