Common variants include: GSTM1 null : 40-50% of population-reduced capacity to neutralize environmental toxins GSTP1 variants : Impaired detoxification of carcinogens 6
Any claims about synergistic effects from combining these agents are entirely unsupported by clinical evidence
A 2004 review published in the Revista do Hospitals das Clinicas has found that endocrine disruptors, smoking, alcohol use, recreational drugs, certain medications, chemical exposure, and other environmental toxins may all contribute to impaired sperm production, poor sperm function, and infertility (26)
Available from: 23
31 A trial in 91 healthy individuals between 18 and 60 years old with low macular carotenoid concentrations found one year of supplementing with 10 mg lutein, 2 mg zeaxanthin, and 10 mg meso-zeaxanthin enhanced performance on memory tests more than placebo