Salt Added. Gluten-Free. Non-GMO. Cento Albacore Tuna Fish with Extra Virgin Olive Oil delivers a mild, clean flavor in solid fillets. Naturally gluten-free with no additives or preservatives, tuna is high in protein and a natural source of Omega-3s. The MSC FAD-Free Certification ensures that our tuna is safe, sustainable and wild caught. Learn more about the tuna in your can.