Here's a layman-friendly article that covers several papers on red dye #40: https://www.verywellhealth.com/red-dye-40-adhd-5220957
Here's a page from Columbia university on BPA: https://www.publichealth.columbia.edu/research/columbia-cent... with quote "Researchers have linked BPA to developmental and health problems in children, including learning and behavior conditions like Attention Deficit Hyperactive Disorder (ADHD), anxiety and depression"