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In-N-Out burgers have been reported to cause food poisoning. Diners have reported E. coli as a common diagnosis from In-N-Out food poisoning and the most commonly reported symptoms are nausea and diarrhea. E. coli is closely associated with eating undercooked ground beef.

Last updated: June 30, 2022


For some reason every time my husband and I go here we end up getting sick. After a few hours pass we both start to get really bad stomach pain and end up using the bathroom all night. We will not be going here any more. The stomach pain is horrible. | Symptoms: Nausea, Diarrhea, Stomach Pain See Less

This happens almost every time I go here. Which is sparingly til I forget how awful I feel for two days afterwards. I thought it was just my body at first but then I googled it and the reports popped up. | Symptoms: Nausea, Diarrhea, Vomiting See Less

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Got a burger and a shake Sunday night, had nausea after, then Monday completely sick, with vomiting and sweating and couldn’t leave the bed/ bathroom. | Symptoms: Nausea, Diarrhea, Vomiting, Sweating See Less

My boyfriend and I are both running to the bathroom. Luckily not to vomit. it was all we had today. | Symptoms: Diarrhea See Less

Monday the 20th of June 2022, I believe it was my cheese burger 4 days and im still having cramping and diarrhea..I am taking anti diarrhea medication but only helping a little...have you had any complaints in the past week from this store | Symptoms: Diarrhea, Nausea, Vomiting, Cramps See Less

I have been here several times: 5/29, 6/5, 6/12, and 6/19, and every single time I come and get food, I get sick from my stomach. I don’t know why this happens if I always go to other locations and I’ve only got sick from coming to... See More this one location. The food is good, but sometimes there are way too many people, which leads me to believe workers are just in a rush and don’t take the time to properly prepare the food. I don’t know exactly what’s the issue, but the last 4 or 5 times that I’ve been here, every single one I’ve left the place and gotten sick or gotten sick while I was still sitting at the restaurant tables… | Symptoms: Diarrhea, Stomach Pain See Less

Salad or chicken scampi Felt bloated about an hour after I ate. My stomach hurt before I went to bed. I ate around 6 to 7pm woke up early morning.with pain . 5 times of painful diarrhea with 2 hours so far. | Symptoms: Diarrhea, Bloating, Stomach Pain See Less

I got a cheese burger, I am hecka cramping …. Severe cramping i used the restroom smells like a very bad stomach flu, virus this was a little before 6 pm…. | Symptoms: Nausea, Diarrhea, Cramps See Less
In-N-Out Burger, Newhall Drive, San Jose, CA, USA photo #1

Threw up 5 times all night while having diarera uncontrollably. Sharp stomach pains. Can’t keep anything down. Even water. | Symptoms: Nausea, Diarrhea, Stomach Pain See Less

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