Isitolo
Dunosusa "Mejorada"
Abantu bendawo abangu-9 bayatusa,
Indawo
439 Calle 59
Mérida, Yuc.
Parque de la Mejorada
Amacebiso avela kubantu bendawo
This local chain have the basics and a bit more, but don't expect a Costco however if you are looking for one Merida has it but at the limits of the city.
You can buy basic items such as toothpaste, soap, mouthwash, toilet paper, towels, razor, cookies, milk, soft drinks, beers, ham and cheese, bread and many other things.