madman said: Injectable T has been shown to have a greater impact on increasing HCT compared to transdermal T. 3-18% with transdermal administration and up to 44% with injection. In most cases ... Read more >>
philthejuggler said: Hi All! My first post - I hope you can help me! I am on 0.2ml Cypionate (200mg/ml - so 40mg) and 250IU HCG 3 times a week (Mon/Wed/Fri). Sub Cutaneous for both. I sleep well and ... Read more >>
DaytonaJonah said: Been on basic T replacement now for 2 years and still haven't dialed in that "I feel great!" level of satisfaction. I read often that those who add HCG to their protocols improve ... Read more >>
Arcane said: When does one's E2 get high enough to start producing Gyno. In other words how much estradiol measured in pg/mL does on typically need to have for them to start risking gyno production. ... Read more >>
Checkdis said: I understand, for me it's trial and error. In my mind I felt running prescribed high T was my way of feeling better because I associated it with my college days running Test/Mast/Tren. ... Read more >>
nippy said: Hi thanks for the reply. . I've been on test E since Jan this year . 200 mg was advised as the doc thought it would raise my e2. The only thing it raised was my test . I started ... Read more >>
davidrn said: My SHBG has run in the 12-15 range with pretty much any TRT changes I have made. My protocol last month was T Cyp (SQ) 24mg x3/wk, HCG 200 iu 3x wk, DHEA 25 mg 3 x wk, Pregnenolone ... Read more >>
madman said: Figure 1. Time course of mean serum concentrations after single and multiple subcutaneous administrations of CG beta and CG alfa to women and men in parts 1 to 3 of the trial. ... Read more >>
Executive7 said: Hey everyone, really freaking out right now. I've never seen blood clots in my urine before. I was urinating and noticed a 1/2" piece of yarn size blood clot. My prior urination ... Read more >>
bobcat said: I have a very painful, bruised testicle. I stopped HCG when this happened about a month ago. Question: should I go back on HCG while recovering from a bruised testicle? Could it ... Read more >>
SeaDweller said: Anyone using K-10 as a alternative to HCG? I removed Hcg from my TRT protocol due to a recent battle with throat cancer and my balls are feeling (and looking) pretty miserable. ... Read more >>
madman said: Various cases in professional sports have brought the matter of doping-the use of performance-enhancing drugs-to the attention of the broad public. Here, we present a case of doping ... Read more >>
JmAch said: Hello! I need some dosage help/ recommendations for my test cyp and HcG.... I have been dosing my test cyp 200mg weekly as 1ml in a 22 gauge syringe IM in the thigh, and then doing ... Read more >>
DixieWrecked said: I tried various protocols on the cypionate and never felt really very good. Always somewhat high strung or anxious feeling. I switched over to cream and I feel significantly calmer, ... Read more >>
Anonymon said: Been on HRT for a few years and still ironing out some lingering issues. Historically I can get my total T to 1300ish with a 200-215 free T and 50-57 E2 without an AI or anything ... Read more >>
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.
