You are right to see that discrepancy. Thanks for exploring my site. I do know that when I use pirate ship service to send my stuff, and when i sell my coming honey crop, it will be easiest within my food license and options to mail within the US. Essential oils are flammable and so as I learn what the extra charges are I will have more info. I think j read that ups doesn't want to ship essential oils while USPS is willing to