T:E2 Ratio
Marked estrogen dominance - urgent evaluation needed
Did our AI summary help? Let us know.
Evidence-based calculations Used in clinical settings worldwide Regular monitoring recommended
Ready to run the numbers?
Why: This calculation helps assess important health parameters for clinical and personal wellness tracking.
How: Enter your values above and the calculator will apply validated formulas to compute your results.
Run the calculator when you are ready.
✅ Healthy Adult Male
Optimal hormonal balance, no symptoms
Click to load
⚠️ Low T / High E2
Estrogen dominance pattern - common in older/overweight men
Click to load
💊 Male on TRT
Testosterone replacement monitoring
Click to load
⚠️ TRT with High E2
TRT patient with estrogen conversion
Click to load
♀️ Normal Female
Premenopausal, mid-follicular phase
Click to load
⚠️ PCOS Pattern
Elevated androgens in female
Click to load
👤 Demographics & Body Composition
🧬 Hormone Values
💊 Treatment Status
⚠️ Symptoms
For informational purposes only — not medical advice. Consult a healthcare professional before acting on results.
🏥 Health Facts
— WHO
— CDC
Understanding the T:E2 Ratio
The testosterone to estradiol ratio reflects the balance between these two critical hormones. In men, testosterone is partially converted to estradiol by the aromatase enzyme (primarily in adipose tissue). While men need some estrogen for bone health, cardiovascular function, and libido, excess estrogen relative to testosterone can cause significant symptoms and health concerns.
Severely Low Ratio
Ratio: <8
Marked estrogen dominance - urgent evaluation needed
Very Low Ratio
Ratio: 8-10
Significant estrogen relative to testosterone
Low Ratio
Ratio: 10-14
Elevated estrogen or low testosterone
Low-Normal
Ratio: 14-18
Within range but on lower end
Why Both T and E2 Matter in Men
Testosterone Functions
- • Muscle mass and strength
- • Bone density
- • Libido and erectile function
- • Mood and cognitive function
- • Red blood cell production
- • Fat distribution
Estradiol Functions (Men)
- • Critical for bone health
- • Cardiovascular protection
- • Libido (optimal range needed)
- • Joint lubrication
- • Brain function
- • Skin health
Reference Ranges Explained
| Hormone | Low | Normal | Optimal | High |
| Testosterone (ng/dL) | <264 | 264-916 | 500-800 | >916 |
| Estradiol (pg/mL) | <15 | 15-50 | 20-35 | >50 |
| T:E2 Ratio | <14 | 14-40 | 18-30 | >40 |
Related Calculators
Progesterone to Estrogen Ratio Calculator - Pg/E2 Balance
Calculate and analyze Pg/E2 ratio to assess hormone balance. Identify estrogen dominance and get personalized insights based on cycle phase.
healthPregnancy Test Calculator - When to Take a Test for Best Results
Determine the optimal time to take a pregnancy test based on ovulation date, hCG levels, and test sensitivity. Get personalized recommendations for accurate...
healthPregnancy Weight Gain Calculator - IOM Guidelines Tracker
Track pregnancy weight gain against IOM guidelines. Get personalized recommendations based on pre-pregnancy BMI, gestational age, and pregnancy type.
healthReverse Due Date Calculator - Find Conception Date
Calculate conception date from birth date or due date. Find when conception occurred based on delivery or expected delivery date.
healthSperm Analysis Calculator - WHO 2021 Semen Analysis
Analyze semen parameters against WHO 2021 reference values. Get comprehensive fertility assessment with personalized recommendations.
healthStillbirth Risk Calculator - Pregnancy Risk Assessment
Assess stillbirth risk factors during pregnancy. Evidence-based risk stratification with monitoring recommendations.
health