What is avoidant restrictive food intake disorder?What are the main signs and symptoms of avoidant restrictive food intake disorder?How is avoidant restrictive food intake disorder diagnosed?What are some of the main medical treatments for avoidant restrictive food intake disorder?Have any supplements been studied for avoidant restrictive food intake disorder?How could diet affect avoidant restrictive food intake disorder?Are there any other treatments for avoidant restrictive food intake disorder?What causes avoidant restrictive food intake disorder?Is ARFID the same as “picky eating”?Can avoidant restrictive food intake disorder be caused by autism?Can avoidant restrictive food intake disorder be caused by gastrointestinal problems?Are probiotic supplements recommended for avoidant restrictive food intake disorder?What is the role of hunger-regulating hormones in avoidant restrictive food intake disorder?