The omega 8005 is a fine single auger juicer.You should pick up Victoria Boutenkos book Green For Life!She gives nutritional comparisons of tubers and there green tops.Beets for instance,per a 100gram serving have 1.61g of protein while the tops contain 2.20g per serving.Calcium for beets is 16mg. and the tops have 117mg. per serving.Vitamin A for beets is 33iu and the tops have 6326iu per serving.The list goes on and favores the greens 90+ percent of the time.I like to spike my green juice with blue green algae.Making a powerfull blast of nutrient dense goodness.