Protein per serving ranges from about 9 g up to 20 g across these rigatoni options — many frozen single-serve meals are around 9–14 g per serving, while plant-based dry pastas reach up to about 20 g per serving.

Plant-based rigatoni in these results provides roughly 17–20 g of protein per serving.

Most frozen rigatoni meals here are microwaveable, with common cook times around 3.5–6 minutes. Some single-serve options also list oven baking as an alternative, typically about 30 minutes.

A 14.5 oz dry protein rigatoni box is listed as about seven 2‑ounce servings (standard dry pasta serving size), while the frozen rigatoni options shown are presented as single-serve meals.

The protein-focused rigatoni in these results lists lentil flour, pea protein, and chickpea flour as plant protein ingredients.

Frozen rigatoni meals positioned for weight management list about 12–14 g of protein per serving (examples shown include 12 g, 13 g, and 14 g).