Craft items have a limited amount of resources that can be collected.
 

If all available resources were collected, the craft items stops producing them.

💡 However, you can still get energy in other ways:
 
- wait until some energy restores automatically.
- use the remaining greenhouse or vegetables and fruits that are hidden in the quest rooms.
- watch ads on TV.
- watch ads in special offers.
- obtain energy bars.
- collect food and drinks.
- complete certain quest tasks.