Answer
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Work Step by Step
Because protein is the body's main source of nitrogen and a low-protein diet might lessen the amount of nitrogen that has to be processed by the urea cycle, symptoms of a partial deficit in a urea cycle enzyme may be lessened.
A low-protein diet lowers the overall intake of protein, which lowers the quantity of nitrogen that the urea cycle must break down and remove. This may assist in lowering the blood ammonia buildup that characterizes UCDs.