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GlossaryFree Testosterone (Bioavailable Testosterone)

unbound testosterone available for immediate use by tissues

Free Testosterone refers to the fraction of testosterone in the bloodstream that is not bound to proteins like sex hormone-binding globulin (SHBG) or albumin. This unbound testosterone is biologically active and readily available for tissues to use, playing a crucial role in various bodily functions such as muscle growth, mood regulation, and sexual health.

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research Is It Necessary to Measure Free Testosterone to Assess Hyperandrogenemia in Women? The Role of Calculated Free and Bioavailable Testosterone

22 citations , May 2006 in “Experimental and Clinical Endocrinology & Diabetes”

Calculated testosterone values are reliable for assessing hyperandrogenemia in women, making direct measurement unnecessary.

research Bioavailability of Albumin-Bound Testosterone

255 citations , October 1985 in “The Journal of Clinical Endocrinology & Metabolism”

Spironolactone treatment increases the amount of testosterone available in the body.

Assessment of Diagnostic Competence of Plasmatic Androgens on Polycystic Ovary Syndrome Based on Receiver Operator Characteristic Curves

research Assessment of Diagnostic Competence of Plasmatic Androgens on Polycystic Ovary Syndrome Based on Receiver Operator Characteristic Curves

8 citations , March 2010 in “Gynecological Endocrinology”

Free Testosterone Index, bioavailable testosterone, and androstenedione are the most accurate for diagnosing excess male hormones in PCOS.

research Salivary Testosterone in Hirsutism: Correlations with Serum Testosterone and the Degree of Hair Growth

32 citations , May 1987 in “The Journal of Clinical Endocrinology & Metabolism”

Salivary testosterone is a better measure for hirsutism than serum testosterone.

research Androgen Replacement in Women: A Commentary

99 citations , June 1999 in “The Journal of Clinical Endocrinology and Metabolism”

Testosterone replacement may help some postmenopausal women with symptoms like fatigue and low libido, but more research is needed to fully understand its effects.

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community Testosterone and Estradiol levels on 1 mg/day dutasteride

in Finasteride/Dutasteride 38 upvotes 1 month ago

A 30-year-old man experienced significant hair regrowth and improved libido after using finasteride and dutasteride for androgenetic alopecia, with no adverse effects. He plans to reduce dutasteride dosage when trying to conceive and has been using topical minoxidil since 2015.

community Finasteride doubled my testosterone & estrogen

in Chat 265 upvotes 2 weeks ago

Finasteride increased testosterone and estrogen, stopped hair loss, and promoted regrowth. Users discussed side effects like libido changes and considered adding minoxidil and aromatase inhibitors.

community hairloss treatment, what to expect (bloodwork)

in Treatment 1 upvotes 1 month ago

The conversation discusses hair loss treatment options, focusing on finasteride and its potential effects on gynecomastia. The user is considering finasteride while managing hormone levels with supplements like boron, vitamin D, zinc, magnesium, and P5P, and is advised to consult an endocrinologist for further evaluation.

community In three years time we'll still be in roughly the same place with regardless to treatments as we are now - and it will be the fault of all of us.

in Chat 16 upvotes 4 years ago

User discusses frustration with hair loss treatments and lack of progress. Emphasizes importance of measuring blood hormone levels to understand treatment effectiveness and side effects.

community Dutasteride at 21 years old. Is it safe?

in Finasteride/Dutasteride 12 upvotes 2 years ago

A 21-year-old individual questioning the safety and potential side effects of using Dutasteride for hair loss, after Finasteride and RU58841 had limited effect. The responses vary, with some users suggesting it's safe and others advising to check hormone levels before proceeding.

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