Great work in becoming so fit and healthy!
Yes, we vegetarians and vegans have to make good food choices. Oreo cookies and cheese pizza can't be dietary staples.
“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