Compositions that may be usefully employed to alleviate symptoms resulting from deficiencies in carbohydrate enzymes, together with methods for the treatment of disorders that are characterized by such deficiencies, such as autism, are provided. The composite email includes content automatically extracted from a plurality of the emails in the email conversation, and may be generated in response to a user accessing just one of the emails in the email conversation. Also disclosed are a method and kit for its use. Such features make these films useful in polarizer, protective, and compensator films as well as molded optical parts, such as lenses.