NOW Testing of Oregano Oil Supplements Finds Two-Thirds Failed Potency

NOW (Bloomingdale, IL) recently tested 35 oregano oil supplements purchased from Amazon. Results showed that nearly two-thirds of the products failed potency testing and six had no detectable carvacrol, the active measurable component in oregano oil. In fact, many of the soft gel samples contained virtually no oregano smell or taste, according to NOW. NOW ...