Is it bad to eat the peel of an orange/lemon?
No but mango skin is family to poison ivy. The skin of an orange is used for zest in cooking
I don't think it will kill you, but I don't know if its good for you
Peel lemon no but peel orange yes
yes it is yes
I suggest that you don't eat it.
No. The zest from lemons and oranges are actually used in cooking. The peel might taste good.