Cheese-less pizza can be very good too, although it's not the same thing as pizza with actual cheese.
Pizza without cheese can taste great if you include tangy toppings, like marinated green olives, marinated artichoke hearts, and sun-dried tomatoes.
“Specific recommendations for a healthy diet include: eating more fruit, vegetables, legumes, nuts and grains; cutting down on salt, sugar and fats. It is also advisable to choose unsaturated fats, instead of saturated fats and towards the elimination of trans-fatty acids."
- United Nations' World Health Organization