They put a neurotoxin (Aspartame) in the pre colonoscopy drink but you are not allowed to put anti-oxidants like astaxanthin or resveratrol in foods!
Tom's Blog on Life and Livingness
They put a neurotoxin (Aspartame) in the pre colonoscopy drink but you are not allowed to put anti-oxidants like astaxanthin or resveratrol in foods!