Evidence for dietary intervention is too weak to recommend it in general: https://en.wikipedia.org/wiki/Diet_and_attention_deficit_hyperactivity_disorder https:

Evidence for dietary intervention is too weak to recommend it in general: https://en.wikipedia.org/wiki/Diet_and_attention_deficit_hyperactivity_disorder https://en.wikipedia.org/wiki/Diet_and_attention_deficit_hyp... That said, it's always possible that an intervention works well in a subgroup of high-responders (this can be true even if the particular intervention is a placebo, not that that's necessarily the explanation here), so everyone saying it works for them should probably keep it up.