Tuna Salad: Vomiting, Diarrhea - Pret A Manger, England

England, United Kingdom

I am not entirely sure if this is the cause but I am trying to remember the food I had within the past 10 hours. I bought a Tuna salad and I had the following symptoms:, I was by myself and I bought the tuna salad during my lunch on May 14th and the symptoms starting in the afternoon. I vomited during the night. | Symptoms: Vomiting, Diarrhea