Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Nutrition for Advanced Chronic Kidney Disease in Adults ?
    ### Response:
    Protein is an essential part of any diet. Proteins help build and maintain muscle, bone, skin, connective tissue, internal organs, and blood. They help fight disease and heal wounds. But proteins also break down into waste products that must be removed from the blood by the kidneys.
    