Frontiers New insights into the regulation of Cystathionine beta synthase (CBS), an enzyme involved in intellectual deficiency in Down syndrome Some parents are concerned about artificial dyes in common meds for kids, such as Tylenol and Motrin. Here's more on why, and what you can do. Glutathione: Master Antioxidant, Reducing Oxidative Stress, and Detoxification Glutathione Supplements: The Secret to Detox, Immunity & Anti Aging BrainMD BrainMD Oxidative stress in Portuguese children with Down syndrome