These low carb air fryer brussels sprouts turn into a golden, crispy-edged side dish with bright lemon, garlic, and a savory Parmesan finish. Designed for blood sugar balance, each serving delivers satisfying flavor with under 10 grams of net carbs. If you love keto air fryer bacon or an air fryer ground beef keto recipe for the main, this simple side adds freshness and crunch without spiking glucose. Why it works for diabetes: Brussels sprouts are rich in fiber and nonstarchy carbs that digest slowly, helping blunt post-meal glucose swings. Olive oil, a touch of butter, and Parmesan add fat for satiety, which can further moderate the glycemic response. Per serving you get around 7 grams net carbs, 6 grams protein, and 11 grams fat, a smart balance for air fryer meals low carb. Looking to round out your menu with seafood mains that pair well here? See all [seafood dishes](/recipes/category/seafood). Nutrition highlights: Brussels sprouts supply vitamin C, vitamin K, and antioxidants that support metabolic health. Using a light hand with lemon juice provides bright flavor with minimal carbs. This is a great gateway recipe if you are new to air fryers. For setup tips and basket placement that maximize crisping, check our [beginner's air fryer guide](/blog/beginners-air-fryer-guide). Technique tips: Preheating your air fryer and placing cut sides down create deep browning fast. An even coat of oil from a [quality olive oil sprayer](https://rocktopgear.com/amazon) prevents sogginess, and adding Parmesan in the final minutes helps it melt and cling instead of burning. If you cook proteins alongside in future, use a [digital meat thermometer](https://rocktopgear.com/amazon) to verify USDA-safe temperatures. It is the best meat thermometer for low carb air fryer meals. Need equipment? A reliable [air fryer](https://rocktopgear.com/amazon) with a wide basket gives the best airflow. Serving and storage: This side is excellent with grilled fish, roasted chicken, or a lettuce-wrapped burger. It also pairs perfectly with our crisp and creamy [keto coleslaw](/recipes/keto-coleslaw) for a full plate of fiber and crunch. Leftovers keep 3 to 4 days in the refrigerator. For meal prep timing and fridge organization that keeps texture on point, see our [keto meal prep tips](/blog/keto-meal-prep-guide). FAQ - What is the best way to reheat this in the air fryer? Reheat at 350 to 360 degrees Fahrenheit for 3 to 5 minutes, shaking once, until edges re-crisp. - Can I substitute coconut aminos for soy sauce? This recipe does not use soy, but you can drizzle 1 teaspoon coconut aminos after cooking for umami. It adds about 0.5 grams net carbs per serving. - How does the fat content in this recipe support ketosis? Olive oil, a touch of butter, and Parmesan supply about 11 grams of fat per serving, helping promote satiety and steady energy while keeping carbs low.
Prep: 10 min. Cook: 14 min. Servings: 4.