Welcome.
What are the circumstances of sending your blood samples off?
Do you have a doctor who ordered the tests, did you order them online on your own?
What Lab drew your blood?
Do you have Low T symptoms?
What are your expectations/desires regarding TRT depending on your labs?
After you get your labs back, you’ll know if your symptoms are from low testosterone levels or do you need to look somewhere else.Ordered online (excel male). Blotter blood drop card ZRT lab. Low T symptoms include poorly maintained erectiion, low libido, low energy, a bit depressed, losing muscle mass. I’m 67, and hoping to affect some (if not all) of these issues which have gradually come on throughout the past 5 years......
Blotter blood drop methods are not accurate for hormones.
Predict estradiol, DHT, and free testosterone levels based on total testosterone
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.
Enter your total testosterone value to see predictions
Results will appear here after calculation
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.
Dihydrotestosterone is a potent androgen derived from testosterone. Affects hair growth, prostate health, and masculinization effects.
The biologically active form of testosterone not bound to proteins. Directly available for cellular uptake and biological effects.
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.
DOI: 10.1210/jc.2010-0102 | PMID: 20534765 | PMCID: PMC2913038