319 food & drink consumable items
The Forever catalog holds 319 food & drink consumable items, topping out at item level 65 with Conjured Cinnamon Roll, Conjured Crystal Water, Essence Mango. Potions, elixirs, flasks, food, scrolls, bandages, and other consumables in the Forever catalog. The bread and butter of the auction house: what players buy every raid night, with prices and history on each page.
Item levels run from 1 to 65, for characters from level 1 to 55. 21 bind when picked up and never reach the auction house; 298 can be listed.
The highest item levels here: Conjured Cinnamon Roll (65), Conjured Crystal Water (65), Essence Mango (65), Filet o' Flank (65).
One profession makes 118 of them: Cooking (118). The rest drop, are sold by vendors, or come from quests.
Source: World of Warcraft: Forever game data and Blizzard's Game Data API. Updated with each game build.