Amazing grass antioxidant orac green superfood uses a combination of 5 key antioxidant blends made from high quality fruits vegetables and herbs its the perfect sidekick to the whole green organic superfood of amazing grass it also supports healthier skin brain function and immune system these superheroes of nutrition help defend your body against the effects of evil free radicals their power is measured through orac or oxygen radical absorbency capacity for comparison a 35oz serving