Also, cannibalism and murder are not related. You can go to a surgical center, consent to an amputation for cosmetic purposes, take the removed flesh, and give it to someone else for them to eat, without breaking a single law.
Minors aged 15+ are legally allowed to drink any alcoholic beverage where I live, so long as they are supervised by a sober adult, whose age is 21 years or greater, and are on private property with the consent of the property owner.