Onion
| Shape | Spherical to oval |
| Size | Diameter ranges from 1 inch (2.5 cm) to 4.5 inches (11.5 cm) |
| Color | Outer skin can be white, yellow, red, or purple |
| Skin Texture | Dry, papery |
| Flesh Color | White, off-white, or red |
| Layers | Multiple concentric layers |
| Weight | Varies, typically 0.1 to 1 kg |
| Odor | Pungent, characteristic of sulfur compounds |
| Taste | Pungent when raw, sweet when cooked |
| Moisture Content | Approximately 89% |
| Nutritional Value | Low in calories, high in vitamin C, dietary fiber, and antioxidants |