It's been said that you can't outwork a bad diet...
Try eating vegetables and fruit with EVERY meal for 30 days!
No diet is perfect, but try the harvard eatig plate for 30 days and see if you nnotice a difference. I've been following this guideline for years (not perfectly, it's not about perfection, but progress)
Eat (and drink) the rainbow
Vegetables, such as spinach and kale
Following this simple guidleine can help with increased energy levels, since food is fuel.
Harvard healthy plate