Absolutely.
You create your Dietary Profile when you sign up.
You can also change it later at any time.
Preferences include:
Choosing to cook your evening meal for others in addition to yourself.
Choosing which Proteins to Avoid (from: Beef, Turkey, Pork, Fish, Chicken & Shellfish)
Choosing to avoid Lactose and/or Nuts
Displaying Ingredients That Contain Gluten
Vegetarian Choices
Allocating a Cheat Night, Daily Desserts, Evening Snacks & Leftover Meals
Choosing Hot, Cold or specific daily Breakfasts.