8 Healthy Subway Orders For When You're on the Go

How to order: 6" on 9-Grain Wheat; No Cheese; Add Lettuce and Tomatoes

Good news and bad news. The bad news is that tuna salad is made with mayonnaise (shocking!), which means the tuna sandwich by nature will be higher in fat content. The good news is that canned tuna is absolutely loaded with nutrients, and this sandwich is protein-packed. For extra vitamin powers, add in some greens like spinach and cucumber.