Dietary supplements; nutritional supplements; medical foods, namely, medical food supplements and dietetic food supplements, both containing short-chain fatty acids in single molecule form with a release agent that enhances solubility and absorption; nutritional ingredients, namely, a blend of nutrients, namely, short-chain fatty acids in single molecule form with a release agent that ensures solubility and absorption, that are an integral component of medicals foods, for short-chain fatty acid deficiencies in individuals with Autism Spectrum Disorder; nutraceuticals for use as dietary supplements and nutritional supplements; vitamin preparations and mineral preparations to mitigate short-chain fatty acid microbiome deficiencies in individuals with Autism Spectrum Disorder; dietary supplements for restoring health in individuals with diseases, disorders, nutritional deficiencies, and adverse health conditions; therapeutic agents for human medical, medicinal, and therapeutic purposes, namely, increasing butyric acid in the gastrointestinal tract; functional nutrients containing butyric acid and acetic acid to mitigate short- chain fatty acid gut microbiome deficiencies in individuals with Autism Spectrum Disorder; pharmaceutical preparations to mitigate short-chain fatty acid gut microbiome deficiencies in individuals with Autism Spectrum Disorder; specialty nutraceuticals for the dietary management of diseases, disorders, and nutritional deficiencies, namely, short-chain fatty acid gut microbiome deficiencies in individuals with Autism Spectrum Disorder and deficiencies of butyrate in the gastrointestinal tract