If you have several of those symptoms, please see your GP for a blood test
Pregnancy and lactation No published human reproductive or lactation safety data exists
Overall vitality and metabolic balance
It is not FDA-approved, and no medical or healthcare use is suggested
Contraceptives This might seem counterintuitive (arent birth control pills supposed to regulate your cycle?), but hormonal contraceptives such as continuous dose estrogen/progesterone pills, the Depo-Provera shot, the birth control implant, and certain intrauterine devices (IUDs) can cause your period to not occur on time, according to Ella Speichinger, MD, an OB-GYN at University of Missouri Health Care
Its hard to say exactly how long B12 shots last in the fridge compared with a cabinet, but this should help extend the shelf life of your injectable B12 after opening