Spearmint might be ok. I know for sure peppermint and wintergreen are out.
What do you know about morniga?
I will look up some other EOs for breathing.
Can you handle fir, spruce, pine, tea tree?
I’ve eaten moringa as a vegetable in HI, Filipinos eat it. It’s extremely bitter, don’t know what it’s like dried and powdered. It is nutritious, what else does it do?