Read the conclusion below. What main idea does the writer include?

When I first started my experiment, I never thought I would like to eat healthy food. But after three months of trying to eat a different way, now it’s natural to eat healthy. I still have unhealthy foods sometimes, but most of the time, I choose foods that are good for my body and make me feel good, too.
Healthy foods taste better than unhealthy food.
The writer changed her diet, and is how happy to eat healthy food.
It’s too hard to change your diet because healthy food doesn’t taste good.
The writer still sometimes eats unhealthy foods