Provided is an oral soft gel capsule that includes a psychedelic compound. Also provided is a method of treating in a subject a disease or disorder ameliorated by a psychedelic compound, that includes orally administering to a subject an oral soft gel capsule that includes a therapeutically effective amount of the psychedelic compound. Also provided is a method of orally administering to a subject an oral soft gel capsule that includes a therapeutically effective amount of the psychedelic compound. Also provided is a method of orally administering to a subject an oral soft gel capsule that includes a low dose (e.g., microdose or sub-therapeutic dose) of the psychedelic compound.