also known as Creatinine in Serum or Plasma
| # | Retailer | Lab | Seen | Price | |
|---|---|---|---|---|---|
| 1 | Jason Healthcheapest via Quest · seen today | Quest | today | $5 | order → |
| 2 | Instalab via Multi-lab (5) · seen today | Multi-lab (5) | today | $7 | order → |
| 3 | Ulta Lab Tests via Quest · seen 4mo ago | Quest | 4mo ago | $14.95 | order → |
| 4 | Walk-In Lab via LabCorp,Quest · seen today |
| Uric Acid | 14 retailers | $5 |
| Creatinine Clearance | 10 retailers | $9 |
| Renal Function Test Panel | 8 retailers | $5 |
| Cystatin-C | 7 retailers | $18 |
| Creatinine, Random Urine | 6 retailers | $15 |
| Plasma Renin Activity Test | 6 retailers | $83.95 |
| Protein, Total, 24-Hour Urine with Creatinine | 6 retailers | $29 |
| F2-Isoprostane/Creatinine Ratio | 5 retailers | $90.95 |
| LabCorp,Quest |
| today |
| $34 |
| order → |
| 5 | True Health Labs seen today | — | today | $49 | order → |
| 6 | Personalabs via Quest · seen today | Quest | today | $71 | order → |