| Appearance |
White to off-white powder |
Visual inspection |
| Identification |
Consistent with authenticated reference |
FTIR fingerprint comparison |
| Carnitine:hydroxycitrate molar ratio |
0.95-1.05 |
Separate calibrated assays for both components |
| Combined component assay |
≥98.0% w/w, dry basis |
HPLC with mass-balance calculation |
| Water |
≤5.0% w/w |
Karl Fischer titration |
| Total aerobic count |
≤1000 CFU/g |
Validated plate-count method |