Prepared meals can definitely be included in a balanced diet. Factor and Trifecta Nutrition are especially good options because their meals are crafted to be nutritionally balanced, featuring lean proteins, complex carbs, and plenty of vegetables. They also feature menus to suit certain diet patterns.
However, if you're looking for a whole foods, plant-based service, Sprinly, Daily Harvest, and Splendid Spoon all feature vegetable-forward meals with plant-based protein sources.