Carol Ann, You haven't read this site either: http://www.h2o2-4u.com/grades.html Bill Keen
Carol Ann <saffiresk...@yahoo.com> wrote: The classifications are for a reason. There is a considerable difference between OTC H20 which is not recommended for ingestion, only topical, due to chemical additatives used as stabalizers and Food Grade which is used, diluted of course, for internal use such as IV administrations.