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Did you mean Serum Testosterone?

Glossary Serum Testosterone

measures testosterone levels in the blood

Serum testosterone refers to the measurement of testosterone levels in the blood. This test, often called a Testosterone Blood Test or Total Testosterone (TT), is used to assess hormonal balance, diagnose conditions like hypogonadism or polycystic ovary syndrome (PCOS), and evaluate issues related to sexual development, fertility, and certain types of hair loss such as androgenetic alopecia.

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community 14 months on Fin, Total T 899, serum DHT 276 — high total T may still drive scalp DHT even when blood levels look controlled

3 upvotes 4 months ago

A 23-year-old male has been using finasteride and topical minoxidil for 14 months with slight improvement, but recent shedding led him to switch to a new minoxidil formulation without success. He is considering using topical RU58841 or dutasteride to better address scalp DHT, as his bloodwork shows high total testosterone and mid-range DHT levels.

community 13 Years Finasteride, Switched to Dutasteride - 25% increase in Total Testosterone (expected) but 150% increase in Free Testosterone?

27 upvotes 11 months ago

After switching from finasteride to dutasteride, the user experienced a 25% increase in total testosterone and a 150% increase in free testosterone, with side effects like brain fog and nipple tingling. The user plans to consult a lab for accuracy and adjust the dutasteride dosage to manage side effects.

community Blood Results (UPDATED) TOTAL T 1279 ng/dL- 2 Yrs on Fin / 1.5 Yrs on Dut

9 upvotes 1 year ago

The user has been using a hair loss treatment regimen including RU58841, minoxidil, and dutasteride, but still experiences hairline recession and fatigue despite high testosterone levels. They are considering adjusting their dutasteride dosage due to concerns about libido and energy levels.

community My (30 M) blood test results after being on fin/dut for 3 years

in Finasteride/Dutasteride 19 upvotes 10 months ago

A 30-year-old male has been on finasteride/dutasteride for 3 years, with stable but still receding hairline, and blood tests showing high total testosterone but normal DHT and free testosterone levels. Despite challenges in gaining muscle, he maintains a good physique with a consistent lifting routine and recently improved results with creatine.

community Low testosterone and dht. What should I do?

in Finasteride/Dutasteride 7 upvotes 2 years ago

The user has low testosterone and DHT levels and is considering taking finasteride for Norwood 2 hair loss with diffuse thinning. They are seeking advice on whether low DHT indicates high sensitivity to DHT in the scalp and opinions on their lab values.

community Testosterone in Reference Range Doesn't Cause Hair Loss

52 upvotes 2 years ago

Testosterone within the normal range does not significantly contribute to male pattern baldness (MPB); DHT is the main factor that can be controlled. Genetics play a crucial role in hair loss, and treatments like finasteride and dutasteride, which block DHT, can help despite potentially raising testosterone levels.

community Finasteride doubled my testosterone & estrogen

in Chat 265 upvotes 10 months 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 Hair regrow idea: High dose Testosterone + RU58841

in Satire 2 upvotes 4 months ago

Using high doses of testosterone with RU58841 to create an androgen-free environment for hair regrowth is suggested, but concerns about heart health and the effectiveness of this approach are raised. Alternatives like topical estrogen, progesterone, and other treatments like finasteride and dutasteride are discussed.

community Testosterone and Estradiol levels on 1 mg/day dutasteride

43 upvotes 11 months 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 Unexpected Serum DHT Elevation after Generic Dutasteride Use.

in Finasteride/Dutasteride 38 upvotes 1 year ago

Switching from finasteride to a generic dutasteride led to unexpectedly high DHT levels, prompting a switch to a reputed brand and consideration of softgel capsules for better absorption. The user plans to retest DHT levels and may return to finasteride if issues persist.

community Is it a lot of free testosterone?

4 upvotes 1 year ago

The conversation discusses hair loss and the impact of testosterone and DHT levels, with suggestions to monitor these levels and consider vitamin D supplementation. Treatments mentioned include finasteride and possibly minoxidil.

community Ray Peat: Testosterone Isn’t the Culprit, Prolactin and Cortisol Drive Hair Loss (2016)

in Research/Science 110 upvotes 10 months ago

Prolactin and cortisol are identified as key factors in hair loss, with stress hormones impacting hair shedding. Finasteride and minoxidil are effective treatments, while DHT's role and individual sensitivity are significant factors.

community Testosterone's Role In Androgenetic Alopecia

1 year ago

DHT is essential for androgenetic alopecia, not testosterone. Treatments like finasteride and dutasteride reduce DHT, halting hair loss.

community Does finasteride decrease free testosterone?

in Research/Science 186 upvotes 1 year ago

Finasteride may decrease free testosterone by increasing SHBG, potentially causing side effects like reduced libido and hormonal changes. Some find it effective for hair loss, while others experience negative effects.

community Testosterone increased after six months of finasteride

12 upvotes 3 months ago

A 23-year-old male experienced an increase in testosterone levels after taking 1 mg of finasteride daily for six months, with no significant side effects reported. Users discussed how finasteride inhibits DHT, leading to increased testosterone, and debated the psychological versus physiological effects of the medication.

community Testosterone and hair loss seeming irrelevance

82 upvotes 3 years ago

The conversation is about the role of testosterone in hair loss and the effectiveness of different treatments. The conclusion is that DHT is the main culprit for hair loss, and finasteride has been proven to work long-term in maintaining and regrowing hair. Testosterone may have a minor effect, but it is not the primary cause of hair loss.

community New Research- Creatine Increasing Scalp DHT Without Corresponding Serum DHT Increase

121 upvotes 2 years ago

Creatine may increase scalp DHT without affecting serum DHT, potentially speeding up male pattern baldness (MPB) for those genetically prone. Treatments mentioned include Minoxidil, finasteride, and RU58841.

community Is it sufficient to block scalp DHT topically, or is it also necessary to reduce serum DHT? (My Question is Elaborated Below)

in Research/Science 17 upvotes 1 year ago

Topical finasteride can be as effective as oral finasteride for hair regrowth with fewer systemic side effects, but precise dosing is essential. Combining oral dutasteride with topical finasteride is not recommended due to dutasteride's stronger inhibition.

community Dutasteride Vs. Testosterone, who wins?

in Finasteride/Dutasteride 58 upvotes 2 years ago

The conversation discusses whether 2.5mg of dutasteride or 200mg of testosterone weekly is more influential in preventing hair loss, with various personal experiences indicating that the effectiveness is dependent on the individual's genetic profile. Some users report that dutasteride is likely to be more effective at the given doses.

community Dutasteride absolutely nukes hair DHT

in Finasteride/Dutasteride 486 upvotes 1 year ago

Dutasteride significantly reduces DHT levels, potentially more effectively than finasteride, and is used to treat hair loss. Some users report side effects like reduced libido and mood changes, while others experience hair regrowth and increased testosterone.

community Dutasteride and TRT study indicates improvement in aging male symptoms and no difference between placebo group and dutasteride group

in Finasteride/Dutasteride 45 upvotes 1 month ago

Dutasteride is recommended for men on testosterone replacement therapy (TRT) with DHT-sensitive hair, as it does not interfere with TRT's anabolic effects and may improve libido and aging male symptoms. Users report varying experiences with libido when switching from finasteride to dutasteride, with some noticing improvements and others experiencing fluctuations.

community Why creatine and gym cause MPD

in Finasteride/Dutasteride 3 years ago

Gym and creatine can cause hair loss by increasing testosterone and androgenic activity. DHT blockers may help some, while others need androgen suppression with topical AA like RU or Pyri.

community Why is my hair falling out for 4 years?

1 upvotes 1 year ago

A 22-year-old woman has experienced hair loss for four years, with normal test results except for testosterone and androstenedione. She is not using treatments like Minoxidil or finasteride and is unsure of the cause, with suggestions pointing to female pattern hair loss or chronic Telogen Effluvium possibly due to stress.

community My hair loss makes no sense I can't stand it

30 upvotes 1 year ago

A user experienced severe hair loss after taking testosterone, despite using treatments like Dutasteride, RU58841, and Minoxidil. The user regrets taking testosterone, as it seems to have permanently increased sensitivity to DHT, accelerating hair loss.

community Why does finasteride increase sexual desire in some users while significantly reducing it in others?

27 upvotes 1 week ago

Finasteride affects libido differently in individuals due to hormonal changes, increasing testosterone and potentially estrogen, which can either boost or reduce sexual desire. Other treatments mentioned include dutasteride and topical applications, with some users experiencing increased libido and others experiencing a decrease.

community Blood test results. Am I looking good for hopping on fin? Are there other tests that I should get done?

3 upvotes 5 years ago

The conversation is about evaluating blood test results before starting finasteride for hair loss. The user is advised to check serum DHT levels to assess sensitivity to DHT.

community Naturally high T (1,100+) causing diffuse thinning while on Dut

22 upvotes 5 months ago

A 26-year-old male with high testosterone is experiencing diffuse hair thinning despite using a comprehensive treatment regimen including dutasteride, oral minoxidil, RU58841, ketoconazole shampoo, microneedling, and low-level laser therapy. Suggestions include adjusting dutasteride dosage, monitoring iron levels, and consulting a dermatologist for further evaluation.

community Cypro to reverse hairloss + Fin?

in Treatment 1 year ago

The conversation discusses using cyproterone temporarily to reverse hair loss, followed by finasteride to maintain regrowth. Concerns about cyproterone's side effects, such as lowering testosterone and potential health risks, are raised, with alternatives like spironolactone suggested for androgen-related issues.

community DHT results after 1 year on dutasteride, confused and seeking guidance

in Finasteride/Dutasteride 107 upvotes 1 year ago

The user is experiencing rapid hair loss despite using dutasteride, finasteride, and minoxidil, and is concerned about high estradiol and testosterone levels. They are advised to consult an endocrinologist for potential hormonal imbalances.

community Why Fin/Dut Isn't Working for You GPR133: a new hairloss mechanism + Steroid Hair Loss Deep Dive

6 upvotes 1 month ago

Hair loss may be linked to the GPR133 receptor, independent of the androgen receptor pathway. Treatments like finasteride, dutasteride, minoxidil, RU58841, and KX-826 show varying results, with hair loss persisting due to high testosterone and GPR133's role.