Hormones
What is Testosterone (Total)? Optimal Ranges & Function
Normal Range:300-1000 ng/dL
Optimal Range:400-1000 ng/dL
What is Testosterone (Total)?
The primary male sex hormone, though vital for both sexes. It regulates libido, bone mass, fat distribution, muscle mass, and strength.
Why Testosterone (Total) Matters
Testosterone affects energy, mood, body composition, and sexual function in both men and women. Optimal levels support vitality, strength, and cognitive function.
Symptoms of Low Testosterone (Total)
- Low libido
- Fatigue
- Muscle loss
- Depression
- Brain fog
Symptoms of High Testosterone (Total)
- Aggression
- Acne
- Oily skin
- Hair loss (androgenic alopecia)
Reference Ranges
300 ng/dL1000 ng/dL
400
1000
Standard Lab Range
BioStack Optimal
| Range Type | Minimum | Maximum | Unit |
|---|---|---|---|
| Normal Range | 300 | 1000 | ng/dL |
| Optimal Range | 400 | 1000 | ng/dL |
Related Biomarkers
When to Request Additional Tests
If Your Testosterone (Total) is Low
When Testosterone (Total) is below optimal, these additional tests can help identify the underlying cause:
- SHBG (Sex Hormone Binding Globulin) — Check binding issues
- DHEA-S — Evaluate adrenal function