No earth-shattering changes except that now they mention estradiol in different tables but do not recommend estradiol testing. We recommend making a diagnosis of hypogonadism only in men with symptoms and signs consistent with testosterone (T)...
Table of Contents This is the best review I have seen on the subject. Abstract Phosphodiesterase type 5 inhibitors (PDE5-i) have become first-line therapy for the treatment of erectile dysfunction. Most initial prescriptions for PDE5-i are...
Rastrelli G, Cipriani S, Lotti F, et al. 186 - Testosterone replacement therapy is able to reduce prostate inflammation in men with BPH, metabolic syndrome and hypogonadism: Preliminary results from a randomized placebo controlledclinical...
Since the concentration of cystatin C in the blood will not change due to infection or inflammation and isn’t affected by body weight, drugs or diet - cystatin C level could be a more reliable indicator of kidney health than creatinine (2)...
I have tried the liquid Cia but for some reason it does not agree with me. My doctor wrote a script for 5mg daily Cialis and I printed a coupon from Lilly and got 30 tabs free. When I need a refill my Doctor will write another script, but I...
DHT – Friend Or Enemy? With the exception of estradiol, no hormone is more misunderstood than dihydrotestosterone, DHT. In fact, many men actually fear DHT, going out of their way to lower it and frustrate its biological activity. However, DHT is...
Warning for you and your parents: Many of these companies are selling unproven cures. I woke up to this issue a month ago when a friend's mom charged her credit card with $3000 at a pain clinic for two "stem cell shots". I started checking...
"Belly fat, along with hot flashes, night sweats, insomnia and irritability, is one of the many downsides of the end of a woman's menstrual cycles. Those symptoms can last for years as fertility shuts down; many women find it extremely difficult...
Table of Contents Association Between Testosterone Replacement Therapy and the Incidence of DVT and Pulmonary Embolism: A Retrospective Cohort Study of the Veterans Administration Database. Sharma R, et al. Chest. 2016. Abstract Background...
As we learn more about how elevated levels of Lp(a) can potentially kill us before anyone can determine the cause, it is imperative that everyone get this lipid marker tested frequently, especially those on any type of HRT regimen. It is entirely...
Table of Contents A frequent cause of high blood pressure and water retention is when levels of certain hormones in the body are unbalanced or functioning poorly. The hormones that are frequently at fault are secreted by the kidneys and the...
TRT Hormone Predictor Widget
TRT Hormone Predictor
Predict estradiol, DHT, and free testosterone levels based on total testosterone
⚠️ Medical Disclaimer
This tool provides predictions based on statistical models and should NOT replace professional medical advice.
Always consult with your healthcare provider before making any changes to your TRT protocol.
ℹ️ Input Parameters
Normal range: 300-1000 ng/dL
Predicted Hormone Levels
Enter your total testosterone value to see predictions
Results will appear here after calculation
Understanding Your Hormones
Estradiol (E2)
A form of estrogen produced from testosterone. Important for bone health, mood, and libido.
Too high can cause side effects; too low can affect well-being.
DHT
Dihydrotestosterone is a potent androgen derived from testosterone. Affects hair growth,
prostate health, and masculinization effects.
Free Testosterone
The biologically active form of testosterone not bound to proteins.
Directly available for cellular uptake and biological effects.
Scientific Reference
Lakshman KM, Kaplan B, Travison TG, Basaria S, Knapp PE, Singh AB, LaValley MP, Mazer NA, Bhasin S. The effects of injected testosterone dose and age on the conversion of testosterone to estradiol and dihydrotestosterone in young and older men. J Clin Endocrinol Metab. 2010 Aug;95(8):3955-64.
