From the most popular chains in Lefkas there are Lidl, AB and supermarket Express which belongs to the chain Masoutis. Also there is Carrefour Marinopoulos in Lefkas, Nikiana and Nidri. Greek chain Arista has it's supermarkets in Agios Nikitas and Nikiana. In Lefkada are also popular supermarkets from the chain Proton. These are smaller markets with affordable prices and are located in the villages Vasiliki, Marantohorio, Lazarati and Nidri.

In the capital city of Lefkada in the supermarket Marina's Deli you can also find gluten free products. Similar products are being sold in the stores Marinopoulos and AB. Apart from the mentioned chains and stores, each touristic place has and other smaller shops so you don't have to worry about food supply.

There is an open market in Lefkada on Mondays, also you can visit open market in Preveza, close to the stadion, which is open on Saturdays.