STROMUSC Trestolone Acetate(MENT-50mg/ml)For Bodybuilding CAS:6157-87-5

    What is Trestolone Acetate (MENT)?

    ●Molecular Identity: Trestolone is a synthetic 19-nortestosterone derivative, placing it structurally in the nandrolone family. Its defining characteristic is the 7α-methyl group – a modification absent in testosterone or nandrolone. This small change drastically alters its biological activity.

    ●Form: The acetate ester attached to the 17β-hydroxyl group controls its release rate. Acetate is a short ester, requiring more frequent injections (typically daily or every other day) compared to longer esters like enanthate or decanoate. The "50 mg/ml" concentration indicates the strength of the solution commonly found in UGL preparations.

    ●Status: MENT was initially researched by the Population Council as a potential male contraceptive due to its potent suppression of gonadotropins (LH/FSH). It never received FDA approval for any medical indication and exists solely as a research chemical or within the underground bodybuilding market. Its human safety profile is inadequately established.

 

 

    ●Unparalleled Anabolic Potency: MENT's most defining feature is its sheer strength. Research indicates its anabolic (muscle-building) effect is roughly 10 times greater than testosterone milligram-for-milligram in certain tissues. This potency is primarily attributed to its resistance to breakdown by the enzyme 5α-reductase (which converts testosterone to the more potent DHT) and its strong binding affinity to the androgen receptor.

    ●Estrogenic Activity WITHOUT Aromatization: This is MENT's most paradoxical feature. Unlike testosterone, MENT does not aromatize into estradiol via the aromatase enzyme. However, it possesses intrinsic estrogenic activity. The 7α-methyl group allows MENT itself to bind directly to and activate the estrogen receptor (ER), particularly ERα. This means estrogenic side effects (water retention, gynecomastia, high blood pressure) occur without the need for conversion and cannot be mitigated by standard aromatase inhibitors (AIs) like Anastrozole or Letrozole. Selective Estrogen Receptor Modulators (SERMs) like Tamoxifen may offer some blockade.

    ●The Progesterone Receptor (PR) Factor: MENT is also a potent agonist of the progesterone receptor (PR). Activation of PR synergizes with estrogenic activity, significantly exacerbating the risk of gynecomastia and contributing to water retention and potential mood disturbances. This PR activity is a critical, often underestimated, risk factor.

    ●Negligible 5α-Reduction: Unlike testosterone, MENT is largely unaffected by 5α-reductase. Therefore, it doesn't convert significantly into a more potent androgen like DHT. This reduces the risk of typical DHT-mediated side effects like scalp hair loss and prostate enlargement (BPH) compared to testosterone at equivalent myotropic doses. However, its inherent androgenic strength is still significant.

    ●Potent HPTA Suppression: MENT is an extremely effective suppressor of the hypothalamic-pituitary-testicular axis (HPTA), shutting down natural testosterone production completely and rapidly, even at relatively low doses. Post-Cycle Therapy (PCT) is absolutely mandatory and challenging.

    MENT's primary application is for advanced bulking phases, where sheer mass gain is the absolute priority, regardless of the cost in terms of water retention or side effect management complexity.

    ●Extreme Mass Gain: Its unmatched anabolic potency can drive rapid increases in muscle size and strength far beyond what most traditional steroids can achieve in a comparable timeframe. The significant water retention contributes to a dramatic "bloat" look and scale weight increase.

    ●Breaking Plateaus: For experienced users who have stalled on cycles involving testosterone, nandrolone, or boldenone, MENT can provide a potent stimulus to overcome stagnation.

    ●Potential "Lean Mass" Base (Controversial): Some advanced users experiment with lower doses alongside meticulous estrogen/progesterone management and strict dieting to exploit the potent anabolic effects while minimizing water retention. This is exceptionally difficult and risky. It is not a cutting drug for the vast majority.

    ●Explosive Muscle Growth: The primary draw is the potential for unprecedented rates of myofibrillar hypertrophy.

    ●Significant Strength Gains: Rapid increases in strength typically accompany the muscle growth.

    ●Joint Relief (Indirect): The substantial water retention can provide a cushioning effect on joints, potentially alleviating pain associated with heavy lifting. However, this is a side effect, not a targeted benefit.

    ●No Conversion to DHT: Reduced risk of androgenic alopecia and benign prostatic hyperplasia (BPH) compared to testosterone at doses delivering equivalent anabolic effect. Note: Its inherent androgenic activity can still cause virilization in women and acne.

    ●No Aromatization (But...): While it doesn't aromatize, the intrinsic estrogenic activity means estrogenic sides are still highly likely and harder to control than with aromatizing compounds.

    ●Dosage (Highly Variable & Risky): There is no safe or established human dose. UGL recommendations and anecdotal reports vary wildly.

    ○Men: Starting doses often range from 10 mg to 25 mg per day (injections). Even 10mg/day is profoundly suppressive and potent. Doses exceeding 25-30mg/day significantly escalate side effect risks with diminishing returns. Due to the acetate ester, daily or at minimum every other day (EOD) injections are required.

    ○Women: MENT is generally considered ABSOLUTELY UNSUITABLE for female use. Its extreme potency, strong androgenic effects (virilization risk: voice deepening, clitoromegaly, body hair growth), and potent estrogenic/progestogenic activity make the risk of irreversible masculinization exceptionally high, even at micro-doses.

    ●Cycle Structure:

    ○Solo Cycles (Rare & Not Recommended): Running MENT alone is ill-advised due to complete testosterone suppression and the lack of inherent estrogen conversion that provides some necessary functions (mood, libido, lipids). Users often experience severe low-estrogen symptoms (crash) despite MENT's intrinsic estrogenic activity, which may not fully compensate.

    ○Testosterone Base (Strongly Recommended): Adding a physiological dose of testosterone (e.g., 100-150mg/week of Testosterone Enanthate/Cypionate) is considered essential by many experienced users. This provides a substrate for aromatization to estradiol, which helps maintain crucial physiological estrogen levels alongside MENT's ER binding, potentially improving mood, libido, and lipid profiles (though lipids will still be heavily stressed). The testosterone dose should be kept low to avoid compounding estrogenic/progestogenic sides.

    ○Cycle Length: Given its potency, suppression, and hepatotoxicity potential (via 17α-alkylation - see PTC), cycles are typically kept short, often 6-8 weeks. Longer durations exponentially increase risks.

    ○Stacking: Stacking with other potent compounds (orals, other injectables) drastically increases the risk of side effects (liver toxicity, cardiovascular strain, extreme estrogen/progesterone issues). If stacked, extreme caution and minimal additional compounds are advised.

    ●Trestolone Acetate Half-Life: The acetate ester has a relatively short half-life, estimated to be around 24-48 hours. This necessitates frequent administration (daily or EOD) to maintain stable blood levels and avoid peaks/troughs that can worsen side effects or reduce efficacy. The half-life of the parent Trestolone compound (once the ester is cleaved) is likely longer but is not well-documented in humans.

    Due to MENT's extreme HPTA suppression, PCT is not just important; it's a complex and prolonged necessity. Starting PCT too early, while MENT and its metabolites are still suppressing the axis, is futile.

    ●Timing: Wait at least 5-7 days after the last MENT Acetate injection (due to its short ester) before initiating PCT. If a longer testosterone ester was used as a base, wait for its clearance time (e.g., 14 days after last Test Enanthate injection).

    ●Components (Example Protocol - Aggressive):

    ○SERMs: Tamoxifen (20-40mg/day) and/or Clomiphene (25-50mg/day) are crucial to block estrogen receptors in the pituitary and stimulate LH/FSH production. Run for 6-8 weeks.

    ○hCG Mimicry (Optional/Controversial): Human Chorionic Gonadotropin (hCG) mimics LH, directly stimulating the testes during the cycle or in the gap before PCT to prevent testicular atrophy and potentially aid recovery. Doses like 500-1000 IU EOD for the last 2-3 weeks of the cycle and/or the gap before PCT. Caution: hCG can increase estrogen and progesterone receptor activity, potentially worsening MENT sides if used during the main cycle phase.

    ○Aromatase Inhibitors (AIs): Generally less critical during PCT for MENT cycles compared to aromatizing cycles, as MENT itself isn't aromatizing. However, if a testosterone base was used, low-dose AI might be needed briefly if estradiol rebounds high during PCT. SERMs are the primary PCT drivers here.

    ○Progesterone Management: Some advocate for including a low dose of the dopamine agonist Cabergoline (e.g., 0.25mg twice a week) during the cycle and potentially into early PCT to counteract progestogenic activity and reduce prolactin, which can be elevated by progestogenic activity and contribute to gyno/libido issues. This is not universally accepted practice.

    ●Realism: Recovery after a MENT cycle can be slow and incomplete. Be prepared for a potentially extended period of low energy, libido, and mood. Blood work (testosterone, LH, FSH, estradiol) 6-8 weeks after finishing PCT is essential to gauge recovery.

    MENT's potency comes with a significant toxicological burden:

    ●Hepatotoxicity (Liver Strain): Trestolone is 17α-alkylated (the 17α position has a methyl group). This modification protects the molecule from first-pass liver metabolism when taken orally, but it also makes it inherently hepatotoxic, stressing the liver even when injected. Liver enzymes (ALT/AST) can elevate significantly. Oral consumption would be extremely harsh. Regular liver support (e.g., TUDCA, NAC) and monitoring are non-negotiable.

    ●Cardiovascular Stress: The combination of severe HPTA suppression, strong estrogenic/progestogenic effects (promoting water retention), potential negative impacts on cholesterol (lowering HDL, raising LDL), and possible direct effects on blood pressure creates a significant burden on the cardiovascular system. Hypertension is a common and serious side effect.

    ●Estrogenic & Progestogenic Side Effects: Gynecomastia (very high risk), significant water retention (bloat, elevated BP), mood swings (anxiety, depression), and potential fat gain are driven by its direct ER and PR binding. Management is difficult and imperfect.

    ●Androgenic Side Effects: Acne, oily skin, accelerated body hair growth, and potential aggression. While reduced DHT conversion lowers some risks, its inherent androgenicity remains potent.

    ●HPTA Suppression: Profound and long-lasting. Risk of permanent hypogonadism exists.

    ●Lipid Profile Destruction: Expected severe negative impact on cholesterol (plummeting HDL, raising LDL) and triglycerides, significantly increasing long-term cardiovascular disease risk.

    ●Unknown Long-Term Effects: The lack of long-term human studies means the full spectrum of chronic health risks (cancer, organ damage) is completely unknown.

Brand	STROMUSC
Trade names	Orgasteron acetate; MENT acetate; CDB-903; NSC-69948; U-15614; 7α-Methyl-19-nortestosterone 17β-acetate; 7α-Methylestr-4-en-17β-ol-3-one 17β-acetate
CAS	6157-87-5
Molar mass	330.468
Formula	C21H30O3
Purity	Above 98%
Apprarance	50mg/ml,10ml/bottle

 

 

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    Trestolone Acetate (MENT) represents the pinnacle of anabolic potency available to bodybuilders, capable of driving muscle growth at a staggering pace. However, it is unequivocally a high-risk, experimental compound. Its unique pharmacology – intrinsic estrogenic activity, potent progestogenic activity, extreme suppression, and hepatotoxicity – creates a side effect profile that is complex, difficult to manage, and potentially severe. It demands an advanced understanding of endocrinology, meticulous ancillary drug use, vigilant health monitoring, and a willingness to accept significant short and long-term health risks. For the vast majority of bodybuilders, even experienced ones, the dangers far outweigh the potential benefits. Safer, more predictable alternatives exist. MENT is less a tool and more a gamble with one's health. Extreme caution is paramount, and thorough medical supervision is strongly advised, though often impractical given its legal status.

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