Abstract: The utility model discloses a flavor injector. The flavor injector includes: a shroud tube, a storage tube, a sealing cap, a pushing rod, and a needle connector; wherein one end of the shroud tube is detachably or fixedly connected to the needle connector; the storage tube is sealingly fixed inside the shroud tube via the needle connector and the sealing cap; the sealing cap is provided with a through hole allowing the pushing rod to be pushed or pulled; one end of the pushing rod is passable through the through hole and is disposed inside the storage tube; and one end of the pushing rod extending into the storage tube is provided with a sealing plug that is detachably or fixedly connected thereto. Parts of the flavor injector according to the utility model may be separately cleaned in a detachable fashion, which solves the problem of flavor residues.