What food good for metabolism?

The answer seems to vary from 'expert' to 'expert', but a good rule of thumb is this:

For the body's metabolic rate to be optimal, its pH level needs to be at 7.35.

The very best way to achieve and maintain that pH level is through eating a regular diet consisting of around 80% alkaline foods.

Many Excellent charts for alkaline foods can be found by doing a google search.