Only a medical professional should use this site because it's really close to major blood vessels and your sciatic nerve (which could be damaged if the injection is not administered properly)
Because your client base may include Alaska-based workforce (possibly transient, high-stress, limited access to consistent training/diet) youd want to emphasise ease of injection, monitoring, clear lifestyle guidelines and realistic expectations (especially given the dark winters, stress, etc)
There has even been speculation that people who naturally produce less NAD+ may be more likely to develop substance abuse disorders
Three groups of people face an increased risk of iron deficiency: athletes , women below the age of 50 , and vegetarians
In recent months the use of vitamin B12 injections have been featured in the popular press: The 60p injection that can boost your flagging energy How to get a bikini body like Lea Michele: The Glee star's weightloss secrets revealed