1) Autism spectrum disorders are developmental disorders that affect communication and social skills. Extreme picky eating is common, such as only eating foods of a particular color or texture. 2) While specialized diets are sometimes used to treat autism, there is little scientific evidence that they are effective. Exclusion diets may cause nutritional deficiencies if not carefully planned. 3) Occupational therapists, speech therapists, and dietitians can help with strategies like visual schedules, motivation techniques, and addressing underlying medical issues to make mealtimes easier.