This is the most profitable food in the US Lethbridge, AB, Canada / Todays Country 95-5 Gillian Macleod September 25, 2018 06:42 am Mike Mozart / CC Q: What is the most profitable food sold in the US? A: Dog food! Dave! You’ve won a 4 pack of tickets to the Lethbridge Hurricane’s! Saturday October 6th at 7PM at the ENMAX Centre against the Saskatoon Blades!