This scrumptious keto tuna noodle casserole tastes just like your favorite noodle recipe - but uses palmini noodles to keep it low-carb. Snag this fantastic recipe and make it for your family next! Is Tuna Keto Yes, tuna is keto-friendly. In fact, it is one of the best types of protein that you can eat on a low-carb diet. It is high in healthy fats (like Omega-3 fatty acids) and low in carbs. In fact, it's not just low in carbs - one can has zero grams net carbs. Palmini Lasagna Noodles P...