Reference Ranges & Test Interpretation
Guide to blood test, hormone and vitamin reference ranges. Learn what each indicator means, normal values, and when to see a doctor.
Popular biomarkers
Blood Tests
FerritinHbA1c (Glycated Hemoglobin)HemoglobinTotal CholesterolGlucoseCRP (C-Reactive Protein)eGFR (Estimated Glomerular Filtration Rate)LDL CholesterolD-dimerHDL CholesterolInsulinTriglyceridesESR (Erythrocyte Sedimentation Rate)HOMA-IR (Insulin Resistance Index)ALT (Alanine Aminotransferase)UreaAST (Aspartate Aminotransferase)GGT (Gamma-Glutamyl Transferase)HematocritNon-HDL CholesterolCreatinineTotal BilirubinTotal CalciumINR (International Normalized Ratio)White Blood Cells (WBC)Alkaline PhosphataseIonized CalciumMCH (Mean Corpuscular Hemoglobin)MCV (Mean Corpuscular Volume)Platelets (PLT)Prothrombin TimeUric AcidaPTT (Activated Partial Thromboplastin Time)HomocysteineLDH (Lactate Dehydrogenase)MCHC (Mean Corpuscular Hemoglobin Concentration)Red Blood Cells (RBC)Total ProteinNeutrophils, absolute countNeutrophils, %RDW-CV (Red Cell Distribution Width)AlbuminCK (Creatine Kinase)FibrinogenLymphocytes, %PotassiumRDW-SD (Red Cell Distribution Width in femtolitres)Rheumatoid FactorSodiumAmylaseAtherogenic IndexChlorideLymphocytes, absolute countMPV (Mean Platelet Volume)PhosphorusLipoprotein (a)Reticulocytes, %VLDL CholesterolApolipoprotein BEosinophils, %Monocytes, %Apolipoprotein A1ASO (Antistreptolysin O)PlateletcritBand Neutrophils, %Basophils, %Immature Granulocytes, absolute countLarge Platelet Ratio
Check your values in the calculatorHormones
TSH (Thyroid Stimulating Hormone)PSA, total (Prostate-Specific Antigen)Total TestosteroneFree TestosteroneProlactinEstradiol (E2)FSH (Follicle-Stimulating Hormone)Free T4 (Free Thyroxine)CortisolFree T3 (Free Triiodothyronine)Anti-TPO AntibodiesLH (Luteinizing Hormone)ACTH (Adrenocorticotropic Hormone)ProgesteroneAnti-TG (Thyroglobulin Antibodies)SHBG (Sex Hormone-Binding Globulin)Calcitonin
Check your values in the calculatorVitamins & Minerals
Vitamin D (25-OH)Vitamin B12 (Cobalamin)Serum IronFolate (Vitamin B9)ZincMagnesiumTransferrin SaturationVitamin C (Ascorbic Acid)TransferrinVitamin B6 (Pyridoxal Phosphate)Vitamin A (Retinol)Vitamin B1 (Thiamine)Vitamin E (Alpha-Tocopherol)Vitamin B2 (Riboflavin)
Check your values in the calculatorAll biomarkers A–Z
ACTH (Adrenocorticotropic Hormone)AlbuminAlkaline PhosphataseALT (Alanine Aminotransferase)AmylaseAnti-TG (Thyroglobulin Antibodies)Anti-TPO AntibodiesApolipoprotein A1Apolipoprotein BaPTT (Activated Partial Thromboplastin Time)ASO (Antistreptolysin O)AST (Aspartate Aminotransferase)Atherogenic IndexBand Neutrophils, %Basophils, %CalcitoninChlorideCK (Creatine Kinase)CortisolCreatinineCRP (C-Reactive Protein)D-dimereGFR (Estimated Glomerular Filtration Rate)Eosinophils, %ESR (Erythrocyte Sedimentation Rate)Estradiol (E2)FerritinFibrinogenFolate (Vitamin B9)Free T3 (Free Triiodothyronine)Free T4 (Free Thyroxine)Free TestosteroneFSH (Follicle-Stimulating Hormone)GGT (Gamma-Glutamyl Transferase)GLP-1 medications & weight loss (overview)GlucoseHbA1c (Glycated Hemoglobin)HDL CholesterolHematocritHemoglobinHOMA-IR (Insulin Resistance Index)HomocysteineImmature Granulocytes, absolute countINR (International Normalized Ratio)InsulinIonized CalciumLarge Platelet RatioLDH (Lactate Dehydrogenase)LDL CholesterolLH (Luteinizing Hormone)Lipoprotein (a)Lymphocytes, %Lymphocytes, absolute countMagnesiumMCH (Mean Corpuscular Hemoglobin)MCHC (Mean Corpuscular Hemoglobin Concentration)MCV (Mean Corpuscular Volume)Monocytes, %MPV (Mean Platelet Volume)Neutrophils, %Neutrophils, absolute countNon-HDL CholesterolPhosphorusPlateletcritPlatelets (PLT)PotassiumProgesteroneProlactinProthrombin TimePSA, total (Prostate-Specific Antigen)RDW-CV (Red Cell Distribution Width)RDW-SD (Red Cell Distribution Width in femtolitres)Red Blood Cells (RBC)Reticulocytes, %Rheumatoid FactorSerum IronSHBG (Sex Hormone-Binding Globulin)SodiumTotal BilirubinTotal CalciumTotal CholesterolTotal ProteinTotal TestosteroneTransferrinTransferrin SaturationTriglyceridesTSH (Thyroid Stimulating Hormone)UreaUric AcidVitamin A (Retinol)Vitamin B1 (Thiamine)Vitamin B12 (Cobalamin)Vitamin B2 (Riboflavin)Vitamin B6 (Pyridoxal Phosphate)Vitamin C (Ascorbic Acid)Vitamin D (25-OH)Vitamin E (Alpha-Tocopherol)VLDL CholesterolWhite Blood Cells (WBC)Zinc