Well apparantly garlic with allicin is for maintainng cardiovasscular health, but I would imagine that it is useful in all sorts of ailments including skin problems, I am possitive it would help promote good skin health or help in aiding your body repairing it. I can only see this as a good thing to be taking when your dealling with scabies or post scabies.

It will lower your blood pressure and clean your system out internally, but you want to do both, cleaning yourself externally is the real battle, but anything you can do to improve your immune system during treatment of scabies and post scabies can help you out alot.

Implementing a good diet while dealing with scabies can be a very important part of ultimately curing them, vegetables like garlic and onion have tremendous antifungal and antibacterial properties and can help boost your immune system. It is suggested that you eat raw forms of garlic, but you can also get garlic capsules which contain allicin from any drug or health store. A diet rich in garlic and onion will help you fight parasites from the inside out!