O'Grin is a dietary-friendly spot in Naples.
O'Grin in Naples' Centro Storico is a compact vegan eatery on Via Mezzocannone with a daily-changing menu, seitan sandwiches, vegan desserts and a calm room.
Editorially verified May 19, 2026 by Lewis Vaughan, TableJourney editor. Source.
Tip: Closed Monday. The daily plate special is the best value; seitan sandwich for a quick lunch.
Address: Via Mezzocannone 83, 80134 Napoli, Naples
Vitto Pitagorico opposite the National Archaeological Museum in Naples is the city's most complete plant-based restaurant, serving exclusively vegetarian.
Tip: Book ahead for dinner. The zucchini spaghetti and vegan moussaka are the standout orders; lunch is less crowded.
Un Sorriso Integrale near Piazza Bellini in Naples' Centro Storico has run as the city's historic organic vegetarian table since the 1980s, serving seasonal.
Tip: Closed Sunday evening. The piatto unico is the full-value order; outdoor tables book up in spring and summer.
Vitto Pitagorico in Naples across from the Archaeological Museum is the city's most complete plant-based restaurant, with a purely vegetarian, vegan.
Tip: Book ahead for dinner. The set lunch is the efficient entry point; ask for the daily raw plate.
Zero Zero Grano on Via Carlo de Cesare near Piazza del Plebiscito in Naples is the city's first 100 percent gluten-free and lactose-free restaurant.
Tip: Closed Monday. Book ahead as seating is limited. The gluten-free pizza and pasta are the flagship orders.
Siani Senza Glutine in the Vomero district is Naples' first dedicated gluten-free production bakery, making fresh gluten-free sfogliatelle, pastiera, bread.
Tip: Closed Monday. Arrive early as the sfogliatella and pastiera sell out by mid-morning at weekends.
Umberto in Naples' Chiaia has held AIC Italian Celiac Association certification since 2016, baking gluten-free pizza in a dedicated separate oven.
Tip: Closed Monday. The gluten-free margherita is the benchmark order; staff are trained to advise on cross-contamination protocols.
