 [ Symptoms ] why do i bloat up after dinner we do not overeat and we eat a good diet but my wife and i bloat up hours every evening this starts around thirty minutes after dinner and lasts up to a couple of hours does not seem to matter what we eat we usually take our multivitamin and fish oil tablets and then eat we have tried cutting back but it still happens and has been going on for months possibly a year [ Disease ] not without seeing it first hand my friend dermatology is a visual art