Vitamin B6 is essential – but too much can be toxic. Here’s what to know to stay safe
- Written by Vasso Apostolopoulos, Distinguished Professor, Professor of Immunology, RMIT University

In recent weeks, reports have been circulating about severe reactions in people who’ve taken over-the-counter vitamin B6 supplements.
Vitamin B6 poisoning can injure nerves and lead to symptoms including numbness, tingling and even trouble walking and moving.
In some cases, those affected didn’t know the...
Read more: Vitamin B6 is essential – but too much can be toxic. Here’s what to know to stay safe