Best Biomarkers to Track
Ranked biomarker lists for longevity, weight loss, heart health, and other specific health goals. Each guide highlights the most important tests backed by research.
Best Biomarkers
Best-Of Guides
Choose a health goal to explore the best biomarkers
10 Best Biomarkers for Athletes
The blood tests that separate smart training from overtraining
Ferritin (Iron Stores)CK (Creatine Kinase)Testosterone:Cortisol Ratio
10 biomarkers →10 Best Blood Tests for Beginners
If you could only test 10 things — these are the ones that matter most
CBC (Complete Blood Count)CMP (Comprehensive Metabolic Panel)Lipid Panel (Cholesterol)
10 biomarkers →8 Best Biomarkers for Energy
The blood tests that find the real reason you're exhausted
Ferritin (Iron Stores)TSH (Thyroid-Stimulating Hormone)Vitamin B12
8 biomarkers →10 Best Biomarkers for Fertility
The blood tests that reveal your reproductive biology before, during, and after trying to conceive
AMH (Anti-Müllerian Hormone)FSH (Follicle-Stimulating Hormone)Total Testosterone
10 biomarkers →8 Best Biomarkers for Gut Health
The tests that reveal what's happening inside your digestive system
Fecal CalprotectintTG-IgA (Tissue Transglutaminase)H. pylori Stool Antigen
8 biomarkers →8 Best Biomarkers for Heart Health
The blood tests cardiologists wish everyone knew about
ApoB (Apolipoprotein B)Lp(a) (Lipoprotein-a)hs-CRP
8 biomarkers →10 Best Biomarkers for Longevity
The blood tests longevity scientists track to extend healthspan
HbA1c (Glycated Hemoglobin)ApoB (Apolipoprotein B)hs-CRP (High-Sensitivity C-Reactive Protein)
10 biomarkers →10 Best Biomarkers for Men Over 40
The blood tests that catch cardiovascular risk, hormonal decline, and metabolic shift early
Total TestosteronePSA (Prostate-Specific Antigen)ApoB (Apolipoprotein B)
10 biomarkers →8 Best Biomarkers for Mental Health
The blood tests that prove mental health and physical health are the same thing
TSH (Thyroid-Stimulating Hormone)Vitamin D (25-OH)Vitamin B12
8 biomarkers →7 Best Biomarkers for Weight Loss
Blood tests that reveal metabolic blockers to fat loss
Fasting InsulinHbA1cTSH + Free T4 + Free T3
7 biomarkers →10 Best Biomarkers for Women Over 40
The blood tests that catch perimenopause, cardiovascular risk, and metabolic shift early
TSH (Thyroid-Stimulating Hormone)FSH / AMH (Perimenopause Markers)Vitamin D (25-OH)
10 biomarkers →Track Your Biomarkers
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