87 studies. 9,000+ children. and most parents have never heard this conversation. A meta analysis of 87 studies involving over 9,000 children found consistently lower glutathione levels and higher oxidative stress in children The impact of glutathione metabolism in autism spectrum disorder ScienceDirect Evidence of microglial activation in autism and its possible role in brain underconnectivity Neuron Glia Biology Cambridge Core Frontiers Improving Antioxidant Capacity in Children With Autism: A Randomized, Double Blind Controlled Study With Cysteine Rich Whey Protein