Hormones
What is LH? Optimal Ranges & Function
Normal Range:1-20 IU/L
Optimal Range:2-12 IU/L
What is LH?
A hormone produced by the pituitary gland that plays a key role in reproductive function. In men it stimulates testosterone production; in women it triggers ovulation.
Why LH Matters
LH levels help assess fertility, menstrual health, and pituitary function. Abnormal levels can indicate hormonal disorders, PCOS, or pituitary issues.
Symptoms of Low LH
- Low libido
- Fatigue
- Infertility
- Irregular periods
Symptoms of High LH
- Irregular periods
- Acne
- Excess hair growth
- Hot flashes
Reference Ranges
1 IU/L20 IU/L
2
12
Standard Lab Range
BioStack Optimal
| Range Type | Minimum | Maximum | Unit |
|---|---|---|---|
| Normal Range | 1 | 20 | IU/L |
| Optimal Range | 2 | 12 | IU/L |