what are the “natural flavors” and how are they zero calories?

Question

For example on my sparkling water it’s flavored with “natural flavors” but is still zero sugar and zero calories

In: Chemistry

Answer 1

There is a wood that contains a chemical that smells like strawberries. You can extract that chemically and put it in water and the water tastes a bit like strawberries. It’s like how vitamins and minerals don’t count as calories. If your body can’t use it for energy it’s zero calories.