Testosterone Total

Researched

Total Testosterone

Hormones • Last tested 2026-01-28

What It Measures

The total amount of testosterone in the blood, including protein-bound and free fractions.

Total testosterone includes both bound (to SHBG and albumin) and free testosterone. It is the primary male sex hormone critical for muscle, bone, mood, libido, and overall vitality.

Current Value

1158ng/dL
Reference Range: 3001000 ng/dL(standard)
Optimal Range: 600900 ng/dL(Function Health, LabCorp, Quest Diagnostics)
High
+437.0 (+60.6%) from previous test
300 ng/dLOptimal: 6009001000 ng/dL

What High Means

Naturally high testosterone is generally beneficial. Excessively high levels (usually from exogenous use) may cause acne, hair loss, mood swings, erythrocytosis, and cardiovascular strain.

Possible Symptoms

Acne, aggression, hair loss, erythrocytosis (high from exogenous use)

What Low Means

Low testosterone (hypogonadism) causes fatigue, low libido, erectile dysfunction, muscle loss, fat gain, depression, poor concentration, and reduced bone density.

Possible Symptoms

Fatigue, low libido, erectile dysfunction, depression, muscle loss, brain fog, increased body fat

Risk Factors

Osteoporosis, metabolic syndrome, depression, cardiovascular risk (when very low)

Actionable Advice

Supplements

  • Vitamin D
  • Zinc
  • Magnesium
  • Ashwagandha
  • Tongkat ali
  • Boron

Diet & Lifestyle

  • Prioritize sleep (7-9 hours; testosterone produced during deep sleep)
  • Heavy compound resistance training
  • Maintain healthy body fat (15-20% for men)
  • Manage stress (cortisol suppresses testosterone)
  • Minimize alcohol
  • Get adequate sunlight/vitamin D

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Historical Trend

Reference
Optimal
Last researched Feb 14, 2026

All Readings

DateValueChange
2026-01-281158 ng/dL+437.0
2025-09-18721 ng/dL-437.0
2025-08-251158 ng/dL+298.0
2025-07-31860 ng/dL