Zwieback is a protein-rich food that is calorie-dense. It is a good source of protein and rich in potassium. Discover the nutritional benefits and how zwieback can support your health goals.
Zwieback provides 42.6 calories, 1g protein, 7.4g carbohydrates, and 1g fat per rusk (10g). It is a source of Vitamin C (5.3mg per 100g) and contains 2.5g of dietary fibre per 100g, supporting digestive health.
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