What are the worst ingredients on a Keto diet?

The worst keto ingredients (dirty keto):

1. Corn 

Most corn is GMO

2. Yogurt 

Contains a lot of sugar

3. Commercial chicken 

Is processed and fed grains 

4. Processed meat

Contains nitrates, hidden sugar, may contain MSG, is not grass-fed

5. Processed cheese

Is processed and not grass-fed

6. Spinach

Is loaded with oxalates   

7. Nuts (almonds)

Almonds are loaded with oxalates 

8. Vegetable oils

Are typically GMO