www.hghdreambody.com 206-855-3239 br We suggest purchasing the 3cc syringes or larger. You must use a new syringe for each injection. DO NOT EVER RE-USE A SYRINGE. This will lead to infection and possibly much worse. br br If you are new to injecting yourself then watch this video. It is very safe and easy to do. Some people say all kinds of crazy things like to inject into the muscle you want to grow or inject in your shoulder or your thigh. Do not do this.