Following are the normal ranges for common lab tests for adults. Sources include Labcorp, Quest Diagnostics, and .
Lipids
Cholesterol (total): <200 mg/dL
HDL cholesterol: >59 mg/dL
LDL cholesterol: <130 mg/dL
Triglyceride: 30-149 mg/dL
Hematology
White blood cells: 5-12 th/uL
Red blood cells: 4.00-5.20 mil/uL
Hemoglobin: 11.5-15.5 g/dL
Hematocrit: 36-46%
Glycosylated hemoglobin (HbA1c): 4-6%
Mean corpuscular volume (MCV): 79-98 fl
Mean corpuscular hemoglobin (MCH): 25-33 pg
Mean corpuscular hemoglobin concentration (MCHC): 30-37 g/dL
Platelets: 150-399 × 103/mm3
Red blood cell distribution width (RDW): 11.5-14.5%
International normalized ratio (INR): 0.9-1.2
Fibrinogen: 1.8-4 g/L
D-Dimer: 0.0-0.6 mg/L
Prothrombin time: 9.5-13.2 secs
Thrombin time: 14.9-19.8 secs
Troponin: 0.0-0.4 ng/mL
Leukocyte Differential
Neutrophils: 1.84-7.8 th/uL
Immunoglobulin (IG): 0.00-0.15 th/uL
Lymphocytes: 0.720-5.200 th/uL
Monocytes: 0.120-1.000 th/uL
Eosinophils: 0.000-0.600 th/uL
Basophils: 0.000-0.3000 th/uL
Thyroid
Thyroid-stimulating hormone (TSH): 0.35-4.94 mIU/L
Total T4: 4.9-11.7 mg/dL
Free T4: 0.7-1.5 ng/dL
Total T3: 0.6-1.6 ng/mL
Free T3: 1.7-3.7 pg/mL
Metabolic Panel
Albumin: 3.5-5.0 g/dL
Alkaline phosphatase: 30-125 units/L
ALT: 0-40 units/L
AST: 3-44 units/L
Bilirubin: 0.2-1.3 mg/dL
Blood urea nitrogen (BUN): 8-21 mg/dL
Calcium: 8.7-10.7 mg/dL
CO2: 22-29 mmol/L
Chloride: 99-108 mmol/L
Creatinine: 0.75-1.20 mg/dL (male); 0.65-1.00 mg/dL (female)
Glucose: fasting 60-99 mg/dL; nonfasting 60-200 mg/dL
Potassium: 3.4-5.3 mmol/L
Protein (total): 6.0-8.2 g/dL
Other Common Tests
Ammonia: 15-50 u/L
Amylase: 25-100 u/L
Bilirubin: 0.0-0.35 mg/dL
C-reactive protein: <5 mg/L
Chloride: 95-105 mmol/L
Creatine kinase: 10-205 u/L
Estradiol: 2-14 ng/dL (female, follicular); 2-16 ng/dL (female, luteal); <3.5 ng/dL (postmenopausal); 1.5-5 ng/dL (male)
Ferritin: 12-300 ng/mL (men); 12-150 ng/mL (women)
Folate: 7-36 nmol/L
LDH: 110-240 u/L
Lead: <40 mcg/dL
Lipase: 10-52 u/L
Magnesium: 1.6-2.7 mg/dL
Phosphorus: 2.5-4.6 mg/dL
Sodium: 135-145 mmol/L
Testosterone: 10-25 nmol/L (male)
Vitamin A: 30-65 mcg/dL
Vitamin B12: 130-700 ng/dL
Vitamin C: 0.4-1.5 mg/dL
Vitamin D: 5-75 ng/mL
Zinc: 70-100 μmol/L