There is one small grocery store in Portovenere. If you want to stop at a larger supermarket before arriving to Portovenere, then La Spezia is best.

Portovenere

CONAD CITY

Via Garibaldi 7, Portovenere (SP)

This is down the street from us, just before the old town center, under the Grand Hotel

Phone: 0187 792183

COOP

Via Aurelia Saffi, 73

La Spezia (SP) 19126

Phone: 0187 58143

COOP

Viale Amendola, 220

LA SPEZIA (SP) 19126

 Phone: 0187 716002

Corso Nazionale, 578, 19125

La Spezia SP

 Phone: 0187 524644