If you are experiencing feelings of distress, or are struggling to cope, you can speak to the Samaritans, in confidence, on 116 123 (UK and ROI), email jo@samaritans.org, or visit the Samaritans website to find details of your nearest branch.

Georgina Owen, 21, of Saffron Walden in Essex, had been following a plant-based diet since 2016 but suffered from a B12 deficiency that led to 'delusions'.

Georgina Owen’s family realised she had not taken her B12 supplements for at least six months, which the student said she had forgotten