Besides vegetarian/vegan, what other dietary options do most restaurants lack?

Question

Example-No Sodium.

Answer 1

gluten free

no (refined) sugar added options

reduced fat

whole grain options

Answer 2

Raw foods.  No, I'm not a raw foodist, but every once in a while, I do like a refreshing raw meal.

Answer 3

Low fat!

Answer 4

Gluten-free menu items and also MSG free items.

Many people cannot eat food items that contain either one or even both!!

Answer 5

Gluten-free

Diabetes-friendly

Wheat-free (not the same as gluten)

Nut and seed-free

Casein-free

Kosher

Halal

Answer 6

Jokingly: Babies and dead fetuses...some people might want to eat them?

Seriously though

Allergies:

Peanut and nut

Soy

Dairy

Gluten

Fish/shellfish

There is also fruitarian and raw diets and of course the level 5 vegans (in reference to the Simpsons)