The present application relates to the technical field of
insulin injection, in particular to a moon phase
insulin syringe, which comprises a
syringe body, a protective cover, a connecting chuck, a connecting clasp, a connecting ring, a connecting threaded ring, a connecting threaded groove, a connecting head and a needle, the connecting chuck is fixedly connected at the bottom of the
syringe body, the connecting clasp is fixedly connected at the bottom end of the connecting chuck, the protective cover is clamped and fixedly connected at the bottom end of the connecting chuck through the connecting clasp, the connecting threaded ring is fixedly connected at the middle of the bottom end of the syringe body, the connecting ring is fixedly connected at the bottom end of the connecting chuck, the connecting threaded ring is located inside the connecting ring, and the connecting threaded groove is arranged between the connecting threaded ring and the connecting ring. The connecting adjusting part and the
stamping part can leave a decorative pattern around the injection needle hole during the process of inserting the needle into the
skin to inject
insulin, the pattern can shield the needle hole, and the position and the number of needle pricking can be known by observing the pattern.