Kidney Function Test lab tests in True Health Labs Lab Test Test Cost Albumin Test - Albumin Blood Test $39.00 Phosphorus Serum Test - Phosphate test $29.00 Oxalic Acid without Creatinine Urine Test $99.00 Kidney Stone Analysis (StoneRisk Diagnostic Profile) - Urine Test for Kidney Stones $739.00 Ammonia Plasma Test - Ammonia Blood Test $99.00 Creatinine Serum Test - Serum Creatinine Test $49.00 Creatinine Clearance 24-Hour Urine Test $99.00 Cystatin C Test $249.00 Kidney Function Test - Renal Function Panel $59.00 Microalbumin / Creatinine Ratio, Urine Test $119.00 BUN Creatinine Ratio Test $39.00 Urea Nitrogen Serum Test $49.00