| Description | Per 100g | | Serving Size | Per Serving |
| Onions, canned, solids and liquids | 4.02g | | cup, chopped or diced | 4.50g |
| Onions, canned, solids and liquids | 4.02g | | onion | 2.53g |
| Onions, cooked, boiled, drained, with salt | 10.15g | | medium | 12.69g |
| Onions, cooked, boiled, drained, with salt | 10.15g | | small | 6.09g |
| Onions, cooked, boiled, drained, with salt | 10.15g | | cup | 21.32g |
| Onions, cooked, boiled, drained, with salt | 10.15g | | tbsp chopped | 1.52g |
| Onions, cooked, boiled, drained, with salt | 10.15g | | large | 17.26g |
| Onions, cooked, boiled, drained, without salt | 10.15g | | cup | 21.32g |
| Onions, cooked, boiled, drained, without salt | 10.15g | | small | 6.09g |
| Onions, cooked, boiled, drained, without salt | 10.15g | | tbsp chopped | 1.52g |
| Onions, cooked, boiled, drained, without salt | 10.15g | | slice, thin | 0.81g |
| Onions, cooked, boiled, drained, without salt | 10.15g | | large | 12.99g |
| Onions, cooked, boiled, drained, without salt | 10.15g | | slice, large (1/4" thick) | 3.25g |
| Onions, cooked, boiled, drained, without salt | 10.15g | | medium | 9.54g |
| Onions, cooked, boiled, drained, without salt | 10.15g | | slice, medium (1/8" thick) | 1.22g |
| Onions, dehydrated flakes | 83.28g | | tbsp | 4.16g |
| Onions, dehydrated flakes | 83.28g | | cup | 11.66g |
| Onions, frozen, chopped, cooked, boiled, drained, with salt | 6.60g | | tbsp chopped | 0.99g |
| Onions, frozen, chopped, cooked, boiled, drained, with salt | 6.60g | | cup, chopped or diced | 6.93g |
| Onions, frozen, chopped, cooked, boiled, drained, without salt | 6.60g | | tbsp chopped | 0.99g |
| Onions, frozen, chopped, cooked, boiled, drained, without salt | 6.60g | | cup, chopped or diced | 6.93g |
| Onions, frozen, chopped, unprepared | 6.81g | | package (10 oz) | 19.34g |
| Onions, frozen, whole, cooked, boiled, drained, with salt | 6.70g | | cup | 14.07g |
| Onions, frozen, whole, cooked, boiled, drained, without salt | 6.70g | | cup | 14.07g |
| Onions, frozen, whole, unprepared | 8.44g | | package (10 oz) | 23.97g |
| Onions, raw | 10.11g | | medium (2-1/2" dia) | 11.12g |
| Onions, raw | 10.11g | | cup, chopped | 16.18g |
| Onions, raw | 10.11g | | slice, medium (1/8" thick) | 1.42g |
| Onions, raw | 10.11g | | cup, sliced | 11.63g |
| Onions, raw | 10.11g | | small | 7.08g |
| Onions, raw | 10.11g | | tbsp chopped | 1.01g |
| Onions, raw | 10.11g | | slice, thin | 0.91g |
| Onions, raw | 10.11g | | large | 15.17g |
| Onions, raw | 10.11g | | rings | 6.07g |
| Onions, raw | 10.11g | | slice, large (1/4" thick) | 3.84g |
| Onions, spring or scallions (includes tops and bulb), raw | 7.34g | | cup, chopped | 7.34g |
| Onions, spring or scallions (includes tops and bulb), raw | 7.34g | | tbsp chopped | 0.44g |
| Onions, spring or scallions (includes tops and bulb), raw | 7.34g | | large | 1.84g |
| Onions, spring or scallions (includes tops and bulb), raw | 7.34g | | medium (4-1/8" long) | 1.10g |
| Onions, spring or scallions (includes tops and bulb), raw | 7.34g | | small (3" long) | 0.37g |
| Onions, young green, tops only | 5.65g | | tbsp | 0.34g |
| Onions, young green, tops only | 5.65g | | stalk | 0.68g |
