Got to like this part about ingestion ZEN is actively exploring using its formulation for potential human use as a pharmaceutical product and has completed two phases of safety testing on lab animals with no negative effects after repeated ingestion at levels thousands of times higher than needed to eliminate pathogens. Due to the extremely encouraging results related to efficacy, the Microbiologist-in-Chief of Mount Sinai Hospital who conducted the studies, Dr. Tony Mazzulli, has recommended exploring the use of this compound for the treatment of human infectious disease, which is currently underway.