Some people with liver disease must eat a special diet. This diet helps the liver function and protects it from working too hard. Proteins normally help the body repair tissue. They also prevent fatty buildup and damage to the liver cells.
Advise is a verb, and advice is a noun. So advice is what is given, while the act of giving advice is called advising (or to advise).
Advice is a noun. It is a suggestion or recommendation. 1  His advice was sound and everyone listened to him. 2  I am seeking your advice because you are more experienced in such matters. 3  She made use of the suggestions she found in the advice column.