Hi, Some B12 websites that may be of interest PAS (Pernicious Anaemia Society) Based in Wales, UK
They fall under the regulatory category of compounded preparations prescribed off-label for metabolic support
Blood levels quickly rise to 560,000,000pmol/L, and if necessary, treatment is repeated within hours for a total of 10,000,000mcg of B12
Prescription Requirements and Medical Oversight To ensure safe and effective treatment, Vitamin B12 injections must be prescribed and administered under medical guidance
Some mild and short-lived side effects can include: Mild soreness or redness at the injection site A feeling of warmth after the injection A short-lived mild headache Feeling slightly flushed Serious reactions are very rare
Choline (25-50 mg per mL): an essential nutrient involved in fat metabolism, liver function, and neurotransmitter synthesis