Our enhancers are 100% food grade, certified safe. These enhancers can be added to terpene profiles at 3% to whatever your personal preference may be (usually they would not be needed over 10% as they are very potent). Want "Strawberry Cough to resemble fresh Strawberries? We have an enhancer for that. Want to make your own creation? No problem, get some enhancers which go a very long way and let the good times role.