If someone comes to your house selling something you wouldn't buy in a shop, you should definitely not buy it. (moneysmart.gov.au)
Do you get them in the in - game mail or do you download them and then buy them in a shop? (animalcrossingworld.com)
Almond milk bought in the shop is usually fortified with calcium but contains lots of other ingredients that I would rather avoid! (deliciouslyella.com)