Onion Soup is a protein-rich food that is very low in calories. Discover the nutritional benefits and how onion soup can support your health goals.
Onion Soup provides 3.5 calories, 0.1g protein, 0.8g carbohydrates, and 0g fat per fl oz (29g). It is a source of Vitamin C (0.1mg per 100g) and can be part of a balanced diet as part of a varied nutritional plan.
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