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Food poisoning can happen after eating at Denny's. Common food poisoning symptoms reported by Denny's customers are nausea and diarrhea. A case of Hepatitis A was confirmed in two workers at Denny's in Kissimmee, FL November 2019, but the most reported diagnosis is Salmonella.

Last updated: August 16, 2022


My fiancé and I ate here in the afternoon and both became sick at night. We both ordered eggs. | Symptoms: Diarrhea, Nausea, Vomiting See Less

Ordered through doordash at 1am, got the club sandwich and fries. Woke up the next morning nauseous, a few hours later vomiting and diarrhea. | Symptoms: Nausea, Diarrhea, Vomiting See Less

I ate dinner yesterday a burger with fries after 2 hrs I thought I was just full and went to sleep, all night I had a stomach ache that couldn’t sleep and in the morning I have symptoms of really bad pain and diarrhea | Symptoms: Diarrhea, Stomach Pain See Less

Not sure. Only thing he ate was pancakes eggs and hash browns otherwise he has not eat anything in over 14 hours since he was sleeping overnight | Symptoms: Diarrhea, Nausea, Vomiting See Less

Closure Date: 07/11/2022

High Priority - Food preparation sink has soil/old food residue. Observed food prep sink at cook line with mold build up on the inside and exterior of sink. **Warning**

High Priority - Live, small flying insects in kitchen, food preparation area, food storage area... See More and/or bar area. Observed 2 dead flies in walk in cooler floor under shelf with pancake batter and hash browns. Observed 2 live flies flying around dry storage area next to ice bin area and clean sanitized pans on shelf. **Warning**

High Priority - Roach activity present as evidenced by live roaches found. Observed one live roach on floor at cook line next to bread shelf. **Warning**

High Priority - Roach excrement and/or droppings present. Observed approximately 5 or more roach droppings on floor in the back dining room area. Observed 5 or more roach dropping on cook line by microwave shelf and corner of floor by hand washing sink at cook line. **Warning**

High Priority - Sewage/wastewater backing up through floor drains. Observed sewage waste water backing up from floor drain at cook line after running hand washing sinks and flushing toilets with objectionable odor. **Warning**

Source: Florida Department of Health
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I ate the veggie omelet with hash browns , toast and hot chocolate. I woke up the following morning throwing up and had terrible cramps. I threw up all day and haven’t stopped with diarrhea. | Symptoms: Nausea, Diarrhea, Vomiting, Cramps See Less

Happened July 17 2022 my boyfriend, myself and my son went to eat there and immediately got diarrhea upon leaving. Had eggs, hash browns, ham & bacon | Symptoms: Diarrhea See Less

My mom, her partner, and his daughter ate Buffalo wings here. She is now hospitalized with colitis possibly caused by food poisoning from their chicken. All 3 of them definitely got food poisoning after eating the wings, but my mother got the worst outcome due to her weak immune system. | Symptoms: Nausea, Diarrhea, Vomiting See Less

Last 30 days