DALLAS — Keaton Brooks sought treatment for anxiety most of his life. His parents got medical and psychological advice and even found help at a therapeutic boarding school.
But his mom believes his desire to take care of his own perceived problems, with the help of an unregulated over-the-counter herbal supplement, led to his accidental death.
“He knew he had anxiety but he learned a lot of ways to deal with it. More than anything he told me he just wanted to be normal,” Alaina Brooks said of her 16-year-old son…