Tea, gum, mint candy are effective therapy for both indigestion (including gall bladder complaints) and respiratory stress from allergies and asthma.  Peppermint, spearmint, mountain mint, Mentha spp.,  Mints have edible flowers, edible leaves used in salads, desserts.  Try mint blossoms on sliced pears.  This is a carminative herb, use to dispel gas. (more).

(click picture for next plant)

 

Calamint, Calamintha nepeta, (not pictured) is a popular traditional remedy in Europe for dyspepsia, tinnitis, colds and fevers, respiratory diseases.  Taken as a tea.