I think you have to use a juicer ...
Jack LaLanne lived to old age ...
Jack Lalanne ate a more balanced diet
https://en.m.wikipedia.org/wiki/Jack_LaLanne
He ate two meals a day and avoided snacks. His breakfast, after working out for two hours, consisted of hard-boiled egg whites, a cup of broth, oatmeal with soy milk, and seasonal fruit. For dinner, he and his wife typically ate raw vegetables, egg whites, and fish. He did not drink coffee.[5]