Regular ketchup is carbohydrate-dense compared with many unsweetened condiments. Measure the amount rather than treating a bottle serving as negligible. The published reference is 27.1g net carbs per 100 g.
Is Ketchup (Regular) Keto?

YOUR PORTION
How much are you having?
Scale the published reference values to your portion.
Per 100 g (Catsup). USDA FoodData Central.
How this is calculated
total carbohydrate - fiber. Each published value is multiplied by your portion divided by the reference amount. No extra fiber, sugar alcohol or allulose deductions are applied here.
Grams and milliliters are not interchangeable. Household measures require a food-specific conversion; check your scale or product label.
27.1gnet carbs in your portion
- Total carbs
- 27.4g
- Fiber
- 0.3g
- Protein
- 1g
- Fat
- 0.1g
- Calories
- 101
Regular ketchup is carbohydrate-dense compared with many unsweetened condiments. Measure the amount rather than treating a bottle serving as negligible. The published reference is 27.1g net carbs per 100 g.
- Net carbs (100 g)27.1g
- Protein (100 g)1g
- Fat (100 g)0.1g
- Keto verdictLimit portions
NUTRITION FACTS
Per 100 g (Catsup)
Source: USDA FoodData Central reference record
Source fit: generic reference; variety, brand, or preparation may differ
Net-carb calculation: total carbohydrate - fiber
Generic reference: Catsup. September 2026 arithmetic review used the existing USDA snapshot accessed 2026-07-09; it was not a fresh branded-product label check.
Nutrition record reviewed 2026-09-05. Maintained by KetoLens Team.
WHY TO LIMIT IT ON KETO
- Compare Ketchup (Sugar-Free) using the current bottle label; its name alone does not establish total carbohydrate.
PREPARATION SUGGESTIONS
TINY TASTE
Use a few drops only, then balance with mustard or Mayonnaise to keep carbs minimal.
BLEND-DOWN SAUCE
Dilute 1 tsp ketchup with vinegar and spices to stretch flavor across multiple servings.
HOMEMADE LOW-CARB
Make ketchup with tomato paste, Apple Cider Vinegar, spices, and Allulose (Sugar Substitute) as a keto sweetener.
MIX & SWAP
Combine a touch of regular ketchup with Ketchup (Sugar-Free) to reduce carbs while keeping flavor.