Sandwich Tuna Mayo

Sandwich Tuna Mayo by Sainsbury’s has 194 kcal per 100 g. One serving (140 g) is about 272 kcal.

Sandwich Tuna Mayo contains 11.9 g of protein per 100 g — about 16.7 g per 140 g serving.

Yes — 11.9 g of protein per 100 g, supplying 25% of its calories. That makes it a good protein source.

Yes — 679 mg of sodium per 100 g, about 30% of the daily value.

Nutri-Score weighs negatives (calories, sugar, saturated fat, sodium) against positives (fiber, protein) per 100 g. Points against come from sodium (679 mg); points in favor come from protein (11.9 g). Overall that places it in band B.

About 52 g of Sandwich Tuna Mayo equals 100 kcal.

Per 100 g it has 2.4 g sugar and 4.7 g fat (0.5 g saturated). Fat provides 22% of its calories, so portion size matters most here.