| Botanical Name | Tribulus terrestris |
| Common Forms | Whole dried plant, dried fruit, or powder |
| Appearance | Small spiny fruit or crushed coarse powder |
| Color | Greenish-brown to light brown (dried fruit/powder) |
| Odor | Characteristic herbal odor |
| Taste | Bitter |
| Moisture Content | Maximum 10–12% |
| Particle Size (Powder) | 60–80 mesh (if powdered) |
| Foreign Matter | Not more than 1% |
| Saponin Content (Furostanol) | Varies, typically 20–45% in standardized extracts |
| Total Ash | Not more than 10% |
| Acid Insoluble Ash | Not more than 2% |
| Bulk Density (Powder) | 0.4–0.6 g/cm³ |