Normal total T but zero sex drive—is SHBG or estrogen to blame?
My total testosterone came back right in the middle of the reference range, but my libido is completely dead. Could binding proteins or estrogen levels be the real culprit here?
Total testosterone only tells part of the story, as Sex Hormone-Binding Globulin (SHBG) determines how much of that hormone is actually free and bioavailable to your tissues. Additionally, both high and low estradiol levels can severely suppress libido, meaning an imbalance in estrogen conversion is frequently the hidden driver behind sexual dysfunction. At HeydayMD, our clinicians evaluate a comprehensive hormone panel—including free testosterone, SHBG, and sensitive estradiol—to uncover the true root cause rather than relying on total T alone. We build personalized protocols designed to restore optimal balance and bring your drive back.
Every body is different. A licensed provider can look at your own labs and symptoms.
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