Garlic is good for reducing inflammation and lowering cholesterol. It also has antioxidant and anti-clotting properties. (Cooking garlic will not affect its antioxidant properties, but it will reduce its anti-clotting and anti-inflammatory effects.)
If you're following the dialysis diet, use garlic powder instead of garlic salt to add extra flavor to your meals without adding extra sodium. Garlic can be used in cooking many dishes: meat, vegetables or tomato sauce, for instance. Once you start cooking with garlic, you'll wonder how you ever got along without it.