Most individual seasonings add so few calories that they won’t make a meaningful difference in your diet. A teaspoon of a typical ground spice contains somewhere between 2 and 10 calories. But the answer gets more nuanced when you consider how much seasoning you’re using, whether it’s a single spice or a pre-made blend, and what hidden ingredients might be lurking in the mix.
Why Seasoning Labels Often Say “Zero Calories”
FDA labeling rules allow any food with fewer than 5 calories per serving to be listed as zero calories on the nutrition label. Since most spice labels define a serving as a quarter or half teaspoon, nearly every pure spice qualifies for that zero. The calories aren’t actually zero. They’re just small enough per serving that the FDA considers them “dietarily insignificant” and lets manufacturers round down.
That rounding trick works fine when you’re adding a pinch of cinnamon to your oatmeal. It becomes less accurate when you’re applying several tablespoons of a dry rub to a rack of ribs or building a curry paste with multiple spices measured in teaspoons. Those small numbers add up.
How Many Calories Pure Spices Actually Contain
Pure, single-ingredient spices get their calories from the same macronutrients as any plant: small amounts of carbohydrate, protein, and fat. A teaspoon of most ground spices (cumin, paprika, chili powder, turmeric, cinnamon) falls in the 5 to 10 calorie range. Garlic powder is on the higher end, with about 28 calories per tablespoon. Onion powder is similar. These “aromatic” powders are denser in carbohydrate than leafy dried herbs, so they carry a bit more energy per spoonful.
Dried herbs like oregano, thyme, and basil are lighter and less calorie-dense, typically landing around 3 to 5 calories per teaspoon. Fresh herbs are even lower because they contain more water and weigh less per volume. A tablespoon of fresh basil or cilantro adds less than a single calorie.
Salt is a true zero. It contains no protein, fat, or carbohydrate, so it contributes no calories at any quantity. The same goes for pure black pepper in the amounts people actually use (about 1 calorie per teaspoon). Vinegar-based hot sauces are similarly negligible.
Where the Calories Start Adding Up
The biggest calorie risk from seasonings comes not from the spices themselves but from pre-made seasoning blends and rubs. Many commercial blends include sugar, brown sugar, maltodextrin, corn starch, or dried honey as filler ingredients to improve flavor, texture, and shelf life. Maltodextrin is a particularly common additive: a white, starchy powder that’s an easy-to-digest carbohydrate and adds calories without any nutritional value.
A barbecue dry rub, for example, can contain around 15 calories per teaspoon, with 2 grams of carbohydrate (partly from sugar). That doesn’t sound like much, but a generous coating on a brisket or pork shoulder might use a quarter cup or more. At 12 teaspoons per quarter cup, you’re looking at roughly 180 calories just from the rub, spread across however many servings the meat yields. Taco seasoning packets, ranch seasoning, and stir-fry sauce powders follow a similar pattern.
To spot these hidden calories, check the ingredient list rather than trusting the “zero calorie” front label. If sugar, maltodextrin, dextrose, corn syrup solids, or flour appear in the first few ingredients, the blend carries more energy than a pure spice would.
When Seasoning Calories Actually Matter
For most cooking, the calories from seasonings are genuinely negligible. If you’re seasoning a chicken breast with salt, pepper, garlic powder, and paprika, you’re adding maybe 10 to 15 calories to the entire dish. That’s not worth tracking.
The situations where it’s worth paying attention:
- Heavy dry rubs and marinades that use multiple tablespoons of sugar-containing blends across a large cut of meat.
- Frequent use of garlic or onion powder in large quantities, such as tablespoon-plus amounts in soups, stews, or sauces.
- Seasoning blends with sugar as a top ingredient, especially if you’re using them daily.
- Dried fruit or coconut-based spice mixes, which can carry significant fat and sugar calories.
If you’re counting calories strictly, the simplest approach is to use pure, single-ingredient spices and add your own sugar or sweetener in measured amounts when a recipe calls for it. That way you control exactly what goes in.
Some Spices May Slightly Offset Their Own Calories
Interestingly, certain pungent spices appear to increase the number of calories your body burns while digesting food. In a pilot study on overweight men, ginger powder dissolved in hot water increased the thermic effect of a meal by about 43 calories compared to hot water alone. Participants also reported feeling fuller after the ginger meal. A separate finding showed that a chili and mustard sauce raised metabolic rate by 25% more than the same meal without spices.
These effects are real but modest. You wouldn’t burn off a significant number of calories by sprinkling cayenne on your eggs. But it does mean that pungent spices like chili, ginger, and mustard are essentially calorie-neutral in the amounts people typically consume, because the small metabolic bump they provide roughly offsets the few calories they contain.
A Quick Reference for Common Seasonings
- Salt: 0 calories at any amount
- Black pepper: ~1 calorie per teaspoon
- Fresh herbs (basil, cilantro, parsley): less than 1 calorie per tablespoon
- Dried herbs (oregano, thyme): 3 to 5 calories per teaspoon
- Ground spices (cumin, paprika, cinnamon): 5 to 10 calories per teaspoon
- Garlic powder: ~28 calories per tablespoon
- Commercial BBQ rub: ~15 calories per teaspoon, higher with sugar
- Seasoning packets (taco, ranch): varies widely, check for sugar and starch
Pure spices and herbs are one of the lowest-calorie ways to add flavor to food. The calories they contain are real but rarely significant unless you’re using large volumes of sugar-containing blends. For everyday cooking, seasonings are effectively free.