@ali_on_t's TRT ancillary claims need more context

What did @ali_on_t actually say?

The creator argues that HCG (referred to as "ACG" in the transcript, almost certainly meaning hCG or human chorionic gonadotropin) is not mandatory on TRT but is worth taking even for men who don't care about fertility. The core reasoning: exogenous testosterone shuts down your body's own signaling, which means you stop producing precursor hormones like DHEA and pregnenolone, and that unused cholesterol just "sits in your blood." That's the thesis, and it's more nuanced than most TRT content on this platform.

To be clear about the terminology issue: "Andros" and "Thinere" appear to be garbled transcription of androgens like androstenedione and pregnenolone, which are upstream steroidogenic intermediates. The creator seems to understand the pathway even if the audio didn't capture the names cleanly.

Does the science back this up?

Partially, yes, and more than you'd expect from a TikTok. The steroidogenesis argument is real. When exogenous testosterone suppresses LH and FSH, the Leydig cells in the testes go dormant. Those cells don't just make testosterone, they produce a cascade of steroid precursors including pregnenolone, DHEA, and androstenedione.

A 2013 study by Coviello et al. in the Journal of Clinical Endocrinology and Metabolism confirmed that intratesticular testosterone, maintained by hCG co-administration, is necessary for full spermatogenesis and likely contributes to broader steroidogenic output. Separately, research by Roth et al. (2013, same journal) showed that hCG during TRT preserved intratesticular testosterone concentrations that exogenous T alone could not replicate. The cholesterol claim is shakier. TRT itself is associated with modest changes in lipid panels, but the idea that unused cholesterol "just sits" and causes harm because you're not running it through steroidogenesis is an oversimplification of lipid metabolism.

What did they get wrong (or right)?

They got the steroidogenesis argument broadly right. Suppression of the HPG axis does reduce production of upstream steroid hormones, and hCG can partially restore that by directly stimulating Leydig cells. Credit where it's due: most TRT creators talk only about fertility when discussing hCG, and this creator is correct that the conversation should be wider.

The cholesterol claim is where it gets sloppy. Saying that unused cholesterol "sits in your blood" because you're not converting it to steroid precursors misrepresents how cholesterol is regulated. Hepatic synthesis and dietary intake dwarf the amount used in steroidogenesis. The cholesterol your Leydig cells consume is a rounding error in your total cholesterol pool. Klinefelter and Ewing (1988, Biology of Reproduction) estimated intratesticular cholesterol utilization is a minor fraction of systemic cholesterol metabolism. This claim is not a reason to take hCG, even if the other reasons are solid.

What should you actually know?

If you're on TRT and your doctor hasn't talked to you about hCG or alternatives like enclomiphene, that's a conversation worth having, especially if testicular atrophy bothers you or you have any future fertility considerations. The evidence for hCG maintaining intratesticular testosterone and testicular volume during TRT is reasonably strong.

What the creator doesn't mention: hCG is now predominantly available as a compounded product in the U.S. following FDA actions, which raises its own questions about standardization. Gonadorelin is sometimes offered as an alternative, though the evidence base is thinner. The decision to add any ancillary medication to a TRT protocol should involve a licensed prescriber reviewing your hormone panel, not a TikTok video. This content gets the direction right but should not be used as a clinical decision-making tool.

• hCG co-administration during TRT has real evidence behind it beyond fertility alone
• The cholesterol argument presented here does not hold up to scrutiny
• Talk to your prescriber before adding anything to your protocol