April Hauge, a nurse practitioner in Weimar, California, spent $500 on a genetic test for her autistic son in 2009 that led to purchasing thousands of dollars in vitamins and supplements. Impressed with the results, she’s now selling advice on the approach to others.
There’s just one problem: the DNA tests and related treatments have scant backing from science and U.S. government officials. They’re untested, unproven, and may constitute “health fraud,” doctors, regulators and concerned parents said.