2,258 consumable items
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.
By quality: 1,450 common, 403 uncommon, 395 rare, 9 epic, 1 poor. Item levels run from 1 to 70, for characters from level 1 to 60. 607 bind when picked up and never reach the auction house; 1,651 can be listed.
The highest item levels here: Dense Runecloth Bandage (70), Elixir of Alacrity (70), Elixir of the Honey Badger (70), Elixir of the Ironside (70).
Professions make 477 of them: Alchemy (167), Cooking (130), Engineering (84), Blacksmithing (24), First Aid (23), Leatherworking (21), Enchanting (15), Tailoring (4), Herbalism (3), Mining (3), Skinning (3). 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.