A couple drops of eucalyptus oil.
Peppermint oil works, but not as effective, in my opinion. Well, in others' opinions, too, because they have eucalyptus in Vick's inhalers, but not peppermint!
Peppermint oil works, but not as effective, in my opinion. Well, in others' opinions, too, because they have eucalyptus in Vick's inhalers, but not peppermint!