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Hormonal
Estradiol
The primary estrogen — essential for bone health, cardiovascular protection, brain function, and reproductive health.
Optimal Range
20-30 pg/mL (men) · Varies by cycle phase (women)
Why It Matters
In women, estradiol decline during menopause accelerates bone loss, cardiovascular risk, and cognitive decline. In men, both excessively high and low estradiol impair cardiovascular and metabolic health.