rosmarinic acid are the most active compounds of rosemary extract found to have powerful antioxidant activity, and carnosic acid is considered as one of the only antioxidant that deactivates free radicals through a multilevel cascade approach.
2. Natural antioxidants are less effective than synthetic ones.
Numerous reports in literature as well as our internal studies confirm that in fact rosemary antioxidants are in most applications more effective than vitamin E (synthetic), BHA, BHT, TBHQ an