Talk to a natural-health professional about choosing a quality supplement for garlic or supplement, if you'd like to try one. How to Cook Garlic: The best way to enjoy garlic's health benefits is to eat it raw, or close to raw. A temperature above 140F destroys the allicin, McClusky said.ome say that taking garlic supplements can also help to prevent them and get rid of them more quickly. Allicin: Allicin is a sulphur compound similar to the one found in onions, and it could offer a host of health benefits.