Pesto is moderately keto-friendly when unsweetened: ~8.3g net carbs per 100g (about 1.2g per tablespoon) and rich in healthy fats. It’s calorie-dense and carbs add up, so keep to small (1–2 tbsp) portions and track them.
Is Pesto Keto?
Other

KETO VERDICTMODERATE
Pesto is moderately keto-friendly when unsweetened: ~8.3g net carbs per 100g (about 1.2g per tablespoon) and rich in healthy fats. It’s calorie-dense and carbs add up, so keep to small (1–2 tbsp) portions and track them.
- Net carbs (100g)8.3g
- Protein (100g)7g
- Fat (100g)40g
- Keto verdictEnjoy in moderation
NUTRITION FACTS
Per 100g (raw)
Net Carbs
8.3g
Total Carbs
10.1g
Fiber
1.8g
Protein
7g
Fat
40g
Calories
420
Source: USDA FoodData Central
HOW TO ENJOY IT ON KETO
- Moderate net carbs (~8.3g/100g) with typical 1–2 tbsp servings (~1.2–2.5g) keeping the impact small
- High in heart-healthy fats (olive oil, nuts) to support keto macros
HEALTH BENEFITS
- Basil provides polyphenols with antioxidant properties
- Olive oil delivers monounsaturated fats supportive of heart health
- Nuts and cheese add vitamin E, calcium, and trace minerals
PREPARATION SUGGESTIONS
VEGETABLE TOPPING
Toss steamed or roasted veggies (e.g., zucchini-noodles, broccoli) with pesto for a rich finish.
PROTEIN SAUCE
Spoon over chicken-breast, shrimp, or salmon; thin with olive-oil for a quick drizzle.
CREAMY DIP
Mix pesto with mascarpone or mayo for a thicker, keto-friendly dip.
PESTO MAYO
Stir into mayonnaise for a zippy spread for lettuce wraps or bunless burgers.