Eating lemons on an empty stomach can disturb the inner lining.
Even safe vegetables can cause gas and bloating when eaten first thing in the morning.
Oranges and their juice are too acidic for an empty stomach.
Cocoa-based foods can worsen acid reflux if consumed on an empty stomach.
Coffee's caffeine can irritate the stomach lining and cause acid reflux.
Sodas can irritate the stomach and cause acid reflux when consumed in the morning.
Chilly peppers in breakfast can irritate the stomach and throat.