Raw tomatoes are keto-friendly in moderation. With only 2.7g net carbs per 100g, they fit easily into most keto meal plans. They add flavor, color, and nutrients to salads, sandwiches, and dishes without significantly impacting your carb count.
Is Tomato (Raw) Keto?

YOUR PORTION
How much are you having?
Scale the published reference values to your portion.
Per 100 g (as listed by source). 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.
2.7gnet carbs in your portion
- Total carbs
- 3.9g
- Fiber
- 1.2g
- Protein
- 0.9g
- Fat
- 0.2g
- Calories
- 18
Raw tomatoes are keto-friendly in moderation. With only 2.7g net carbs per 100g, they fit easily into most keto meal plans. They add flavor, color, and nutrients to salads, sandwiches, and dishes without significantly impacting your carb count.
- Net carbs (100 g)2.7g
- Protein (100 g)0.9g
- Fat (100 g)0.2g
- Keto verdictKeto-friendly
NUTRITION FACTS
Per 100 g (as listed by source)
Source: USDA FoodData Central reference record
Source fit: generic reference; variety, brand, or preparation may differ
Net-carb calculation: total carbohydrate - fiber
This USDA reference record is shared by related entries; variety, brand, or preparation may differ.
Nutrition record reviewed 2026-07-09. Maintained by KetoLens Team.
WHY IT'S KETO-FRIENDLY
- Low net carbs: Only 2.7g per 100g fits easily into daily macros
- High water content: 95% water makes them filling without many carbs
- Adds flavor: Enhances dishes with minimal carb impact
- Versatile: Works raw in salads, sliced for burgers, or as a base for sauces
- Nutrient-dense: Packed with vitamins and antioxidants for few carbs
- Low calorie: Only 18 calories per 100g supports weight management
PREPARATION SUGGESTIONS
SLICED IN SALADS
Slice or dice fresh tomatoes for salads. Pair with mozzarella, basil, and olive oil for a classic Caprese salad. Minimal carbs, maximum flavor.
BURGER TOPPING
Slice thick rounds to top bunless burgers. Adds juicy freshness and acidity that balances rich meats without buns or condiments.
SALSA FRESCA
Dice tomatoes and mix with onions, jalapeños, cilantro, lime juice, and salt. Fresh pico de gallo perfect for eggs, meats, or veggie dipping.
TOMATO SALAD
Cut heirloom tomatoes into wedges, drizzle with olive oil, balsamic vinegar, salt, and pepper. Simple preparation lets quality tomatoes shine.
STUFFED TOMATOES
Hollow out large tomatoes and stuff with tuna salad, chicken salad, or seasoned ground beef. A low-carb vessel for flavorful fillings.
BLT BOWL
Chop tomatoes and combine with crispy bacon, lettuce, and mayo. All the flavors of a BLT sandwich without the bread.