Topic
HCG
Everything we've written on HCG — 7 articles covering the mechanism, the evidence, comparisons, and practical considerations.
7 articles
Hormonal and endocrineWhat people are reporting about HCG on TRT and during PCTThis article summarizes experiences reported in public online communities including Reddit, longevity forums, and discussion boards. We are not advocating human use of any compound discussed here. Many of the peptides discussed are not FDA-approved for the uses described, and some are explicitly not approved for human or veterinary use. What follows is a synthesis of what people have reported, presented to give readers context on the public conversation — not as guidance, not as evidence of safety or efficacy, and not as a recommendation. Decisions about any compound should be made with a qualified prescribing provider after a full medical evaluation.4 min readHormonal and endocrineHCG in plain English — what LH mimicry actually doesIn 1927, two scientists named Selmar Aschheim and Bernhard Zondek discovered that injecting urine from pregnant women into immature female mice caused ovarian development — something that shouldn't have happened in animals that hadn't yet reached sexual maturity. They had stumbled onto evidence of a powerful hormonal signal being excreted in pregnancy urine in large quantities. That signal turned out to be human chorionic gonadotropin, and for decades it was extracted from the urine of pregnant women and used as a pharmaceutical. The fact that it worked — and kept working across a remarkable range of clinical applications — suggested something important about its mechanism. HCG was not mimicking a signal that existed only in pregnancy. It was speaking a language the body's own endocrine receptors already understood fluently.4 min readHormonal and endocrineHCG in TRT — preserving fertility on testosteroneYou've been on testosterone replacement therapy for eighteen months and everything is better — energy, mood, muscle, libido, the general feeling that your body is working again. Then you and your partner decide to try to conceive, and you mention this to your prescribing provider, and the news is not what you expected. Or maybe the news arrived earlier, more abruptly: you went in for a checkup, the doctor commented on your testicular atrophy, and the word "infertility" entered the conversation before you'd thought to ask. Either way, the version of TRT you'd been sold — or had sold yourself — turned out to have a cost no one made very clear at the start.4 min readHormonal and endocrineHCG vs gonadorelin vs enclomiphene — the TRT-adjunct decision treeYour prescribing provider has explained that starting testosterone replacement will suppress your body's own hormonal axis. Your LH will drop toward zero. Your testes will stop producing their own testosterone. Spermatogenesis will slow. And if you want to preserve any of that — fertility, testicular volume, the option of coming off someday — you'll need to do something alongside the testosterone, not just instead of it. Then they hand you a choice that nobody warned you would exist. Three options. Different mechanisms. Different drawbacks. The provider lays them out and you realize you're making a pharmacological decision without quite enough information to make it well.5 min readHormonal and endocrineMale fertility on TRT — the options nobody told you aboutYou started TRT for reasons that made sense. Your testosterone was low, your symptoms were real, and the decision to treat was made carefully with a provider you trusted. The fatigue lifted. The body composition shifted. The mood improved. The quality of life difference was genuine and significant. You don't regret the decision. And then you and your partner decide to try for a child, and the semen analysis comes back with a sperm count near zero. Or the fertility clinic, doing a baseline workup, finds azoospermia — no sperm at all. And you have, for the first time, a clear view of a consequence that your original TRT conversation may have entirely omitted.6 min readHormonal and endocrinePeptides for fertility and reproductive health — beyond IVFYou thought it would just happen. That's how it was supposed to work — that's how it seemed to work for everyone around you, at least from the outside. And then months went by, and then a year, and the thing that was supposed to be straightforward started to feel like a project with an unclear timeline and an increasingly complicated set of variables. The appointments, the tracking, the language of follicle counts and AMH levels and luteal phase support that you've absorbed without entirely meaning to. The grief of each month that doesn't work. The strange combination of hope and dread that makes fertility medicine one of the more emotionally complex areas of modern healthcare.11 min readHormonal and endocrinePost-cycle therapy in plain English — what it is and why it mattersYou've stopped. Whether you made the decision yourself, were advised to by a provider ending a supervised TRT course, or simply reached the point where the consequences outweighed the benefits — you've come off exogenous testosterone or anabolic steroids, and now you're waiting for your body to restart something it stopped doing while the external supply was running. The waiting is not comfortable. Energy is low. Mood is poor in the particular way that insufficient testosterone produces — not quite depression, more like a sustained deflation, a thinning of the world. Libido is absent. The body feels different and not in a good way. You've been told it'll come back on its own, and that's true in principle. In practice, the question of how long, how completely, and what you can do to support the process — these are questions that deserve real answers rather than reassurance.9 min read