Oral intake only allows you to make use of about 50-60% of a given substance
MOTS-c, used to treat metabolic conditions
Vilibi M, Juki V, Vidovi A, Breci P
A lack of B12 in the body can lead to fatigue and tiredness and for this reason, those of us with a deficiency could see an energy boost after a Vitamin B12 injection
In animal models , this interaction has demonstrated stimulation of hormone-related pathways and reproductive signaling
Im thinking, if you go too long without B12, or for whatever reason that month through stress/illness whatever you use up your B12 more quickly, when you do have your injection that your potassium could drop as your body goes through a healing process, similar to when you first go on it