As B12 is essential for the production of red blood cells and proper nervous system function, its deficiency can disrupt these processes and lead to symptoms like gastrointestinal discomfort and poor appetite, which may contribute to unintended weight loss
PubMed Cox, H.D., Smeal, S.J., Hughes, C.M., Cox, J.E., & Eichner, D
The adverse event profile was statistically indistinguishable from placebo
These include, extreme tiredness, a lack of energy, pins and needles, muscle weakness, disturbed vision, mouth ulcers, a sore and red tongue, and cognitive or psychological concerns such as depression, confusion, and difficulty with memory, understanding or judgement
Prescription medicines: scheduling of human growth hormone fragments including AOD-9604
Injection depth affects outcomes too