b12 injection breastfeeding 8 Best Postnatal Vitamins B12 Injection Dosage and Frequency:

Can do well with supplements Most doctors here in the UK will do anything rather than prescribe injections, even if it's clear you can't absorb B12 from oral supplements

B12 is water-soluble, meaning your body excretes any excess through urine

Because B12 is found almost exclusively in animal foods, the NIH notes that vegans and vegetarians face a higher risk of deficiency without supplementation

Neurological symptoms can manifest in various ways and may include: Numbness or tingling in the hands and feet (peripheral neuropathy) Difficulty with balance and coordination Memory problems or confusion Mood changes, including depression or irritability Difficulty concentrating or 'brain fog' These neurological manifestations occur because B12 deficiency affects the nervous system's ability to function properly