Just Protein Isolate

Just Protein Isolate by Just has 318 kcal per 100 g. One serving (50 g) is about 159 kcal.

Just Protein Isolate contains 36 g of protein per 100 g — about 18 g per 50 g serving.

Yes — 36 g of protein per 100 g, supplying 38% of its calories. That makes it an excellent protein source.

Yes — only 1.9 g of sugar per 100 g. Most of its 51 g of carbs come from starch and fiber rather than sugar.

Yes — just 119 mg per 100 g (5% of the daily value), which qualifies as low sodium.

Nutri-Score weighs negatives (calories, sugar, saturated fat, sodium) against positives (fiber, protein) per 100 g. It collects almost no negative points (low sugar, saturated fat and sodium); points in favor come from protein (36 g). Overall that places it in band B.

About 31 g of Just Protein Isolate equals 100 kcal. It is energy-dense, so small amounts add up quickly.

Per 100 g it has 1.9 g sugar and 3.5 g fat (2.5 g saturated). Fat provides 8% of its calories, so portion size matters most here.