Onion/Garlic/Shallot, camelizing them, pickling them, and in food. I swear no vampire will enter my city haha.
Some of the weirder ones:
Carbonation? Not like soda, but even sparkling water. Mouthfeel is very important these days.
Dry liquids. Wine, Cranberry Juice. That one is very hard to satisfy.
Sweets! As a diabetic it's really enough out there finding anything like gummies or skittles that have anything I can have in the amounts I crave (taking suggestions if ya got any)