Arrowhead, boiled in unsalted water
Where a nutrient is present in significant quantities, but there is no reliable information on the amount, the value is represented as “Significant”.
Calculated from raw
Haytowitz and Matthews (1984) Composition of foods: vegetables and vegetable products, raw, processed and prepared, Agricultural Handbook No. 8-11, and Wu Leung et al. (1972) Food composition table for use in East Asia