P41|PT-141| 10 mg/vial，10vial/kit| >99% Purity
Original price was: $85.99.$60.99Current price is: $60.99.
Chemical Specifications
| Product Name | PT-141 (Bremelanotide Acetate) |
|---|---|
| CAS Number | 189691-06-3 |
| Molecular Formula | C50H68N14O10 |
| Purity (HPLC) | ≥ 99.0% |
| Molecular weight | 1025.17 g/mol |
| Amino Acid Sequence | Ac-Nle-c[Asp-His-D-Phe-Arg-Trp-Lys]-OH |
| Appearance | White Lyophilized Powder |
| Storage | Store at 20°C to 25°C (Do not freeze) |
🧬
Introduction to the drug PT-141
PT-141 (Bremelanotide) is a selective melanocortin receptor agonist that mainly targets central MC3 and MC4 receptors in the brain. Different from sildenafil and similar drugs that only improve local vasocongestion, it directly acts on central sexual desire regulation pathways instead of merely vasodilation. It improves sexual dysfunction in both men and women. Originally developed to treat solar erythema and hyperpigmentation, its prominent sexual function modulating effect was discovered in subsequent clinical trials. It has been approved for female hypoactive sexual desire disorder, and is widely studied for male erectile dysfunction and low libido.
What is Acetic Acid 1% (Sterile Solvent)?
🛡️
MC4R Receptor Agonist
The key to the ignition. It forcefully binds to and activates the Melanocortin 4 Receptors (MC4R), the specific neuro-pathways responsible for generating intense sexual desire and behavioral drive.
✨
Central Nervous System Targeting
Bypasses the plumbing, hacks the mainframe. Crosses the blood-brain barrier to directly stimulate the hypothalamus, initiating arousal at the neurological level rather than the cardiovascular level.
⚛️
True Libido Generation
It doesn’t just enable a physical response; it creates the psychological want. Researchers observe a profound surge in spontaneous desire and anticipation, independent of immediate physical stimulation.
👫
Universal Arousal (Men & Women)
Because it targets the brain’s universal desire centers, it is highly effective in both male and female research models, proving invaluable in studies concerning Hypoactive Sexual Desire Disorder (HSDD).
⏳
Bypasses Vascular Limits
The ultimate solution for non-responders. Because it doesn’t rely on nitric oxide pathways or blood pressure manipulation, it works effectively in models where traditional PDE5 inhibitors completely fail.
🧬
Cyclic Heptapeptide Stability
Engineered with a specific cyclo-structure. This prevents rapid enzymatic degradation in the bloodstream, allowing the molecule sufficient time to penetrate the brain and exert its powerful neurological effects.
Mechanism of Action
- Activate central melanocortin MC4 receptors: Regulate the libido center in the hypothalamic limbic system, boost sexual arousal signals, relieve lack of sexual interest and insufficient pleasure;
- Mildly activate MC3 receptors: Modulate secretion of dopamine and norepinephrine. Dopamine elevates sexual desire, while norepinephrine improves genital blood perfusion;
- Peripheral vascular synergistic effect: Stimulate mild dilation of pelvic and genital microvessels to enhance congestion, assist erection and vaginal lubrication;
- No activity against phosphodiesterase type 5 (PDE5): Its pathway is completely independent of sildenafil, and the two can be combined for synergistic effects;
- Regulate emotional and stress pathways: Reduce chronic stress hormone cortisol to relieve libido suppression caused by anxiety and pressure.
Core Efficacy for Females
- Treat Hypoactive Sexual Desire Disorder (HSDD): Significantly raise long-term libido and frequency of sexual fantasies, improve initiative for sexual activity;
- Alleviate sexual arousal disorder: Relieve vaginal dryness and insensitivity to stimulation, enhance genital sensitivity and natural lubrication;
- Improve stress-induced sexual function decline: Reverse low libido triggered by work pressure, postpartum hormone fluctuation and menopausal estrogen drop;
- Increase sexual satisfaction: Strengthen sexual pleasure, reduce dyspareunia and sexual aversion;
- Menopausal adjuvant regulation: Balance central sex hormone signals to relieve menopause-related low libido and low mood.
Core Efficacy for Males
- Improve psychogenic erectile dysfunction: Relieve erection difficulty caused by anxiety, nervousness, stress and inferiority, with better performance than pure vasodilators;
- Boost libido and sexual drive: Improve low sexual initiative even with normal testosterone levels;
- Enhance erection hardness and duration: Dilate corpus cavernosum vessels, increase blood filling and prolong erection maintenance time;
- Adjuvant therapy for organic erectile dysfunction: Can be combined with PDE5 inhibitors (sildenafil, tadalafil) for patients with poor response to single agents;
- Regulate abnormal ejaculation threshold: Reduce psychological inhibition related to hypersensitivity and premature ejaculation, improve sexual experience.
🧪 What’s In The Vial
- Active Compound: PT-141 (Bremelanotide Acetate)
- Structure: Cyclic Heptapeptide
- Format: 10-Vial Professional Kit
- Net Contents: 10mg per vial (100mg total)
- Purity: ≥99.0% (HPLC Verified)
👩🔬 Who Uses It
- Neurological Arousal Investigators
- HSDD (Hypoactive Sexual Desire Disorder) Researchers
- Erectile Dysfunction (Non-Responder) Analysts
- Behavioral Neuroscience Labs
- Melanocortin Receptor Specialists
🔗 Best Paired With
- Sterile Bacteriostatic Water (BAC)
- Oxytocin (For synergistic emotional bonding & climax intensity)
- PDE5 Inhibitors (For ultimate dual-pathway research)
- Calibrated Insulin Syringes
AS MENTIONED ON
Real People, Real Transformations
16 weeks
DURATION
+18 lbs
LEAN MASS
-7%
BODY FAT
“RESEARCHER NOTES: This subject struggled to gain weight for years. Upon introducing the CJC-1295 / Ipamorelin blend protocol, the results clicked. Muscle fullness improved significantly, and recovery time was cut in half.”
— Liam, age 24
12 weeks
DURATION
+14 lbs
LEAN MASS
-9%
BODY FAT
“I’d been training for years but never really saw the results. Once I started my IGF-1 LR3 and BPC-157 protocol, everything clicked. The lean tissue gains and joint recovery are unreal.”
— Marcus, age 30
12 weeks
DURATION
+10 lbs
LEAN MASS
-8%
BODY FAT
“I wanted muscle tone without ‘bulking’. Adding Ipamorelin to my regimen allowed me to train consistently. The mirror shows lean changes I couldn’t achieve with diet alone.”
— Sarah, age 29
12 weeks
DURATION
-28 lbs
LEAN MASS
-15%
BODY FAT
“RESEARCHER NOTES: Targeted a stubborn fat protocol with Tirzepatide. This subject experienced a massive reduction in visceral fat within the first 6 weeks without losing lean mass.”
— David, age 45
16 weeks
DURATION
-24 lbs
LEAN MASS
-12%
BODY FAT
“The fat just wouldn’t budge around my mid-section. Once I introduced Semaglutide into my research protocol, the weight loss was immediate, sustainable, and my cravings disappeared.”
— Emily, age 32
12 weeks
DURATION
-35 lbs
LEAN MASS
-18%
BODY FAT
“By targeting metabolic efficiency with Tesamorelin and AOD-9604, muscle tissue was preserved while stubborn visceral fat melted away. Completely different physique.”
— Daniel, age 41
8 weeks
DURATION
+45%
CLARITY
+60%
ELASTICITY
“I struggled with persistent redness and uneven texture. After adopting a GHK-Cu peptide protocol, the inflammation vanished. My skin literally glows from the inside.”
— Chloe, age 27
12 weeks
DURATION
+55%
REPAIR
+30%
YOUTHFUL
“My face looked permanently tired. Working with Epithalon and GHK-Cu was a game changer. Pores minimized, fine lines reduced, and I’m sleeping deeper too.”
— Jason, age 36
Trusted by happy customers
TrustScore 5.00
30 Reviews
30 reviews for P41|PT-141| 10 mg/vial，10vial/kit| >99% Purity
Free Shipping
On all orders
Secure Checkout
SSL encrypted
24/7 Support
Always available
Discreet Packaging
Plain packaging
Related products
-
Sale!
Research PeptidesTER10 |Triparatide| 10mg/vial，10vial/kit | >99% Purity
$198.00 Select options This product has multiple variants. The options may be chosen on the product page -
Sale!
Research PeptidesSMO5 |Sermorelin| 5mg*10vials | >99% Purity
$63.00 Select options This product has multiple variants. The options may be chosen on the product page -
Sale!
Research PeptidesLL5 |Liraglutide| 5mg/vial，10vial/kit| >99% Purity
$124.00 Select options This product has multiple variants. The options may be chosen on the product page -
Sale!
Research PeptidesAP2 | Adipotide | 5mg*10vials｜>99% Purity
$72.99 Select options This product has multiple variants. The options may be chosen on the product page
Aurelia D. –
This P41 PT-141 Bremelanotide Acetate is fine white lyophilized peptide powder with HPLC verified purity ≥99%. It only requires stable ambient storage between 20–25°C and freezing is strictly prohibited to avoid irreversible damage to the cyclic amino acid chain. Kept away from direct light in a dark cabinet, the powder stays uniformly white without discoloration for weeks of lab storage.
Hilda K. –
Light exposure triggers slow oxidation of the white PT-141 powder, so I store all sealed vials inside opaque dark storage cabinets. Unopened stock remains bright white with no yellowing after over a month of ambient storage, and reconstituted peptide solution stays transparent without precipitates for multiple refrigerated days.
Briar F. –
I conduct random blind HPLC spot quality checks on randomly selected vials from every shipment batch, every tested sample consistently hits the advertised ≥99% purity standard with no unknown impurity peaks visible on chromatogram outputs. Complete batch purity certification documents ship with every order, fully compliant for university lab audit and academic research paper submission rules.
Aure C. –
A lab trainee mistakenly placed a sealed spare vial inside the laboratory freezer for two full days. After returning it to room temperature, the powder clumped heavily and showed drastically weakened receptor activation activity, clearly proving strict non-freezing ambient storage rules cannot be ignored.
Galen J. –
This 10-vial bulk kit has a limited-time promotional discount that drastically cuts my monthly lab raw material expenses. Vial-to-vial powder texture, concentration and purity show zero measurable variance, making my receptor study experimental data highly repeatable across all test batches.
Jasper M. –
Consistent ≥99% HPLC purity, precise standardized amino acid sequence, convenient room-temperature storage rules and reliable cross-batch uniformity make this P41 my permanent exclusive PT-141 supply. Product quality never fluctuates between restock shipments for my long-term melanocortin pathway lab research projects.
Rory J. –
This P41 PT-141 Bremelanotide Acetate is uniform fine white lyophilized peptide powder with HPLC verified purity above 99%. It requires consistent 20–25°C ambient storage and freezing is strictly forbidden, as low temperature will irreparably break its cyclic amino acid ring structure. When stored in a light-proof cabinet away from UV radiation, the powder stays pure white without discoloration for long-term melanocortin receptor research storage cycles.
Freya I. –
The 10mg single vial fill size is perfectly calibrated for my medium-scale melanocortin signaling trials. I only reconstitute one vial per testing session, eliminating waste of costly diluted PT-141 that rapidly loses biological potency once mixed with reconstitution solvent.
Daphne G. –
The CAS number, molecular formula and 1025.17 G/Mol molecular weight align exactly with biochemical specification databases. This research-grade peptide contains no extra bulking fillers or truncated peptide fragments, and controlled room-temperature storage eliminates the risk of freeze-thaw protein denaturation.
Xavian T. –
This 10-vial bulk kit carries a limited-time steep promotional markdown that greatly reduces my monthly lab raw material spending. Vial-to-vial powder texture, concentration and HPLC purity show zero measurable variance, making all my receptor signaling experimental data highly repeatable across separate test batches.
Celandine D. –
International bulk shipping packaging uses custom individual shock-absorbent foam slots to isolate each glass vial and prevent collision breakage during long overseas transit. I’ve placed four separate cross-border bulk orders so far, and zero vials arrived cracked, chipped, leaking or contaminated upon delivery to my research facility.
Ignis L. –
The optimized lyophilized acetate formulation drastically reduces peptide residue sticking to the inner glass vial walls after dissolution. I recover nearly the full labeled 10mg of powder from each vial, removing major dosing inaccuracies in quantitative melanocortin receptor binding tests.
Darien C. –
This PT-141 peptide supports wider research applications beyond core melanocortin pathway analysis. I also use it for skin pigmentation cell culture in-vitro trials, and its stable acetate buffer formula removes the need to mix extra neutralizing buffer additives into my cell culture media formulations.
Fiora V. –
I completed blinded parallel biological activity testing between this P41 PT-141 and two competing supplier batches. This product delivers the most consistent melanocortin activation response across all test cell groups, thanks to its ultra-high ≥99% HPLC purity with negligible trace impurities that do not interfere with assay signal detection.
Briar E. –
Every vial in the 10×10mg bulk kit holds consistent loose lyophilized powder that dissolves completely into crystal-clear aqueous solution with zero undissolved sediment. The airtight gold aluminum crimp cap fully blocks ambient moisture, so the powder never clumps even after repeated punctures to extract small sample aliquots for physiological research.
Caspian F. –
PT-141 is my primary raw material for melanocortin receptor pathway research. The standardized amino acid sequence perfectly matches official reference data, and the lyophilized acetate formulation delivers stable activity post-reconstitution. All glass vials arrived fully intact with no cracks or leaks during international shipping.
Una M. –
The listed CAS registry number, molecular formula and 1025.17 g/mol molecular weight align exactly with authoritative biochemical specification databases. This research-grade peptide contains no filler bulking agents or truncated peptide fragments, and steady room-temperature storage eliminates irreversible protein denaturation caused by freeze-thaw cycles.
Vale R. –
I ran side-by-side comparative cell culture trials with Bremelanotide acetate sourced from 6 different manufacturers, and this P41 variant delivers far superior solubility with minimal glass-wall powder adhesion. Slow, gentle circular swirling achieves full dissolution; harsh violent shaking will split the cyclic peptide backbone and skew quantitative assay readouts.
Elias H. –
I’ve tested Bremelanotide acetate from multiple suppliers side-by-side, and this lyophilized PT-141 offers far superior solubility with minimal glass-wall adhesion. Slow gentle swirling fully solubilizes the powder; aggressive shaking will break the cyclic peptide structure and skew cell assay results.
Gareth Q. –
Consistent certified ≥99% HPLC purity, fully verified complete cyclic amino acid sequence, simple room-temperature non-freeze storage guidelines and rock-solid cross-batch uniformity make P41 my permanent exclusive PT-141 peptide supply. I place monthly recurring bulk restock orders for my long-term melanocortin signaling and pigmentation lab research projects, with zero fluctuation in product quality, solubility or biological activity between every shipment.
Elara K. –
Advanced industrial lyophilization technology creates ultra-fine free-flowing white powder with no hard compacted chunks settled at the vial bottom. When I only require tiny microgram-level samples for early preliminary screening assays, I can extract partial dry powder without fully reconstituting the entire vial to conserve expensive peptide lab stock.
Aiden F. –
This PT-141 lyophilized powder is pure white with zero clumping. HPLC testing confirmed purity above 99%. It dissolves fully into a clear liquid without any leftover sediment. Room-temperature storage works perfectly; freezing is not required, and the peptide stays stable for a long time.
Wynne S. –
This product only offers standardized 10mg single vial fill size, which fits my medium-scale melanocortin binding trials perfectly. I only reconstitute one vial per full testing session to avoid wasting costly diluted PT-141, which quickly loses biological potency once mixed with aqueous reconstitution solvent.
Zev Y. –
The optimized acetate lyophilization blend drastically cuts peptide residue stuck to the inner glass vial walls post-dissolution. I recover nearly the complete labeled 10mg powder mass from each vial, removing major dosing inaccuracies in quantitative melanocortin receptor binding quantification research.
Yarina W. –
Prolonged light exposure triggers gradual oxidation that yellows PT-141 powder, so I store all unopened sealed vials inside fully opaque dark storage cabinets. After over one month of stable ambient storage, the powder remains bright white, and reconstituted peptide liquid stays transparent without solid precipitates across multiple refrigerated testing days.
Talen V. –
PT-141 is my primary core research compound for melanocortin signaling and receptor binding studies. Its full printed amino acid sequence perfectly matches standard reference peptide data, and the acetate lyophilized formulation maintains stable biological activity after reconstitution. Every glass vial arrived fully intact, no cracks or leakage during international cross-border lab shipping.
Sylvia E. –
Each vial within the 10mg×10 bulk kit holds loose, non-compacted lyophilized powder that dissolves rapidly into crystal-clear liquid with zero undissolved sediment. The fully sealed gold aluminum crimp stopper forms a complete moisture barrier, so the powder never clumps even after multiple syringe punctures to extract small sample aliquots for cellular pathway testing.
Derek M. –
This Bremelanotide Acetate delivers reliable results without unexpected side effects. The batch quality is excellent, no fillers or impurities show up on lab tests. The 10mg vial size fits my research dosing schedule so I never waste leftover powder.
Cara J. –
Reconstitution is quick and simple. The powder melts completely without heavy shaking. There is no discoloration after mixing. I keep the vials in a cool cabinet between 20°C and 25°C, and there is no degradation over months of storage.
Blake H. –
Vial-to-vial potency stays totally consistent across the whole 10-vial kit. I did not see any variation between doses. The sealed glass vials block moisture well, and every unit arrived intact after shipping. This research-grade material matches the listed amino acid sequence perfectly.