B12 has many functions in our body, so unfortunately a deficiency will give rise to a wide variety of symptoms, like brain fog, memory problems, cognitive impairment, insomnia, headaches, especially migraine, behavioural changes, learning problems, nominal aphasia, mood swings, irritability, depression, anxiety, hallucinations, delusions, psychosis, peripheral paraesthesia (pins and needles), numbness, neuropathic pains, poor balance, reduced vibration sense or proprioception (joint position sense), tinnitus, ataxia, taste impairment, sometimes myelopathy, fatigue, anaemia (either with larger red blood cells, or with normal size of the red blood cells when there is also iron deficiency), other reduction in blood cells, abdominal complaints, malabsorption, failure to thrive, weight loss, diarrhoea, hyperpigmentation, glossitis, (aphthous) stomatitis, infertility, urinary tract infections, joint and muscle pain, muscle weakness, spasticity, seizures, cardiomyopathy, urinary and/or faecal incontinence, postural hypotension/dizziness, erectile dysfunction, to name a few

Our team of doctors will determine the course of treatment that is best suited for you
B12 shots provide a proven way to increase natural energy, mental acuity, immunity, and overall health without medication side effects
A good example is vitamin C
During our review process, we also evaluated several commercially available GHK-Cu products and research-grade suppliers, including Koi Peptides, for formulation transparency, purity testing, and manufacturing standards
Tirzepatide drops and tablet formulations represent the future of delivery convenience, though injectable remains the standard for now and delivers the most reliable bioavailability