The first is the basis for LifeVantage's claim on its website that Protandim is " the only supplement clinically proven to reduce oxidative stress in humans by an average of 40 percent in 30 days ." In the study, which was not double-blind nor placebo-controlled, 29 healthy men and women took one caplet of Protandim (675 mg of its proprietary blend) daily for 4 months (Nelson, Free Radic Biol Med 2006)
E., Schredelseker, J., Simeoni, L., Fecher, C., Krber, N., Bauer, T., Hser, N., Hartmann, D., Laschinger, M., & Hchst, B
Venomics: a new paradigm for natural products-based drug discovery
The corresponding exogenous chemical toxicity, then the dose-response curve with a low dose not, the poison dynamics is characterized by nonlinear dynamics