Intramuscular injections: These require longer needles, typically 1 to 1.5 inches in length, to deliver Vitamin B12 into the muscle tissue
This lets the bodys natural growth-hormone signaling reset between courses
If you are elderly and have concerns about some of the symptoms of vitamin B12 deficiency, then you should see your doctor
doi:10.1016/S0140-6736(16)31711-1 Langan RC, Gotsch PB, Krafczyk MA, Skillinge DD
Sensory receptor, inflammatory, and apoptotic protein expression in the bladder urothelium of patients with different subtypes of interstitial cystitis/bladder pain syndrome
Lyophilized peptides are typically stable at room temperature for several weeks or longer, so if they will be used within weeks or months, this type of storage is usually adequate