Camomile tea, as well as, many other teas are naturally calorie free. The only calories in the tea will come from whatever sweetener you add such as honey or sugar.
Tea has 5 calories per cup and then there are 15 calories per teaspoon or per cube of sugar added.
Green tea has no calories.
Black tea has 0 calories. Sweetening it with 1 teaspoon of sugar would add 15 calories.
70-90 calories per 8fld. Ounces. Depeding on the flavors