injectable b12 reddit not increasing much after shots? : r/B12_Deficiency Vitamin B12 Side Effects -

It is derived fragment of human growth hormone (fragment 176-191) known mainly for its lipolytic qualities, which in research have been associated with the stimulation of body fat metabolism without the negative side effects mainly reported with common weight loss drugs

As the nights are getting darker, the days getting shorter and the temperature beginning to drop, its not unusual that you might be feeling a drop in your energy levels and less than your best due to the lack of exposure to essential vitamins that you need to see you through

Brain, Memory, And Mood B12 helps maintain myelin (the insulation around nerves)

Too little hydroxylB12 and you die of cyanide poisoning