Cola: regular and diet

Cola: 3.2 grams of carbohydrate in 1 fluid ounce.

Diet cola: 0.1 grams of carbohydrate in 1 fluid ounce.

Both foods are shown for the same measure: 1 fluid ounce.

In 1 fluid ounce of each food

Sodium

Cola
1 milligram of sodium in 1 fluid ounce
Diet cola
2 milligrams of sodium in 1 fluid ounce

Potassium

Cola
2 milligrams of potassium in 1 fluid ounce
Diet cola
2 milligrams of potassium in 1 fluid ounce

Phosphorus

Cola
3 milligrams of phosphorus in 1 fluid ounce
Diet cola
3 milligrams of phosphorus in 1 fluid ounce

Protein

Cola
0 grams of protein in 1 fluid ounce
Diet cola
less than 0.1 grams of protein in 1 fluid ounce

Carbohydrate

Cola
3.2 grams of carbohydrate in 1 fluid ounce
Diet cola
0.1 grams of carbohydrate in 1 fluid ounce

Sugars

Cola
3.1 grams of sugars in 1 fluid ounce
Diet cola
0 grams of sugars in 1 fluid ounce

Fiber

Cola
0 grams of fiber in 1 fluid ounce
Diet cola
0 grams of fiber in 1 fluid ounce

Saturated fat

Cola
0 grams of saturated fat in 1 fluid ounce
Diet cola
0 grams of saturated fat in 1 fluid ounce

Calories

Cola
13 calories in 1 fluid ounce
Diet cola
1 calorie in 1 fluid ounce

Weight of this portion

Cola
31 g
Diet cola
30 g

This page shows the figures as the source reports them. It does not say which food to choose.

Typical value: brands differ, so check the label. Check a label

Where these numbers come from

Cola: USDA FoodData Central, SR Legacy, record 174852. The source describes it as: Beverages, carbonated, cola, regular.

Diet cola: USDA FoodData Central, SR Legacy, record 175099. The source describes it as: Beverages, carbonated, low calorie, cola or pepper-type, with aspartame, contains caffeine.

U.S. Department of Agriculture, Agricultural Research Service, Beltsville Human Nutrition Research Center. FoodData Central. [Internet]. [cited 11 October 2026]. Available from https://fdc.nal.usda.gov/. Releases used: Foundation Foods, April 2026; SR Legacy, April 2018; Survey Foods (FNDDS 2021-2023), October 2024.

Data built on 11 October 2026 (data-2026-10-11).

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