A sniffing bottle is described, which includes a bottle body, a revolving casing and a bottle cap. The bottle body has a chamber suitable for storing essential oil. The bottle body has a closed end part and an open end part, and at least one first vent communicating with the chamber is set in the closed end part. The revolving casing is rotatably set on the closed end part. At least one second vent is set in the revolving casing. By rotating the revolving casing in relation to the bottle body, the at least one first vent can communicate or cannot communicate with the at least one second vent. The bottle cap is set on the open end part.一種嗅吸瓶,包含瓶身、旋轉套以及瓶蓋。瓶身具有適用以儲存精油之容室。瓶身具有封閉端部以及開放端部,且封閉端部設有與容室連通之至少一第一出氣孔。旋轉套可旋轉地套設於封閉端部上。旋轉套設有至少一第二出氣孔。藉由相對於瓶身旋轉旋轉套,可使至少一第一出氣孔與至少一第二出氣孔連通或不連通。瓶蓋蓋設於開放端部上。