This is my routine
Drink lots of water.
Breakfast/Pre-work out: 1 energy bar
During work-out: 1 energy ball
Post work out: 1 piece of smoked trout, banana
Late afternoon snack: handful of nuts, 1/2 cup fruit smoothie
Dinner: Normal dinner, reasonable portion, fruit instead of dessert.
5 days/week gym work out
1 day a week I do something else, mostly climbing or hiking.
1 day a week I rest.
3 days/week I also do (low effort) martial arts...