This polycystic example currently might result from ovarian metformin in the Mail Order Medications : Metformin Testosterone Men Although this occurs together still, it is a metformin testosterone men unexpected type. Metformin reduces testosterone levels, which can upset hormone balance. I personally suffered severe depression – suicidal depression – when I experimented with taking Metformin. I only had to take it for six days for the storm of sobbing and suicidal thoughts to hit. Testosterone also plays an Testosterone is the primary male sex hormone. It is an androgenic/anabolic steroid responsible for bringing about the maturation of the male sex organs (testes and prostate) during puberty. Are there some metformin users ultra sensitive to the acidosis side effects of metformin? I have tried metformin a few different times and within three days, even at low doses 250mg, I feel myself breathing faster hours after dosing. Effect of different doses of metformin on serum testosterone and insulin in non-diabetic women with breast cancer: a randomized study. Campagnoli C(1), Pasanisi P, Abbà C, Ambroggio S, Biglia N, Brucato T, Colombero R, Danese S, Donadio M, Venturelli E, Zito G, Berrino F. Has any experienced low Testosterone levels or low sex drive, symptoms of ED after taking metformin over a period of time ? These low T levels in obese men are undoubtedly the reason that, contrary to the general population, dieting for them actually boosts their testosterone levels somewhat. I'm 39 years old, prediabetic with low testosterone, and on the anti-diabetic drug Metformin as a precaution. I started working out 3 months ago using a high-intensity interval training program, that is heavy on lifting, with a personal trainer. If Metformin lowers glucose and insulin also it improves testosterone level in men. Low testosterone is common in obese men with high insulin level! Low testosterone is common in obese men with high insulin level!.