What is PT 141 Peptide ?
PT 141 Peptide 10mg(generic name: Bremelanotide) is a synthetic heptapeptide and a cyclic analog of alpha-melanocyte-stimulating hormone (α-MSH). It does not act on the vascular system; instead, it directly activates melanocortin receptors (MC4R) in the brain to stimulate sexual desire. It is used for the treatment of acquired, generalized hypoactive sexual desire disorder (HSDD) in women.

Key Technical Specifications:
| Name | PT 141 Peptide 10mg |
| CAS | 1607799-13-2 |
| Applications | Mainly for stimulating sexual desire |
| Purity | 99.8% |
| Molecular Formula | C50H68N14O10 |
| Package | 10 Vial/Box |
| Dosage | 10mg |
| Storage | Store in a cool, dry place, away from direct sunlight |
| For research use only | Contact us for COA, HPLC, price list, and other information |
What is the Mechanism of Action of PT 141 Peptide?
The mechanism of PT-141 is completely different from that of PDE5 inhibitors (such as Viagra). Rather than dilating blood vessels, it works on the brain's "command center."
Central Activation
- Core Target:
The primary target of PT-141 is the melanocortin-4 receptor (MC4R) located in the hypothalamus of the brain.
- Stimulation of Sexual Desire:
After activating MC4R, PT-141 triggers a cascade of downstream neurochemical reactions that directly stimulate sexual desire and arousal. It bypasses hormonal pathways and acts directly on neural circuits involved in motivation, reward, and sexual behavior.
Fundamental Difference from PDE5 Inhibitors
- PDE5 inhibitors (such as sildenafil/Viagra):
These medications address the "hardware" issue. When sexual stimulation is present, they improve local blood flow to help achieve and maintain an erection or vaginal lubrication. They do not directly generate sexual desire.
- PT-141:
This medication addresses the "software" issue. It first initiates sexual desire and spontaneous sexual thoughts. Once desire is activated, the body then follows with physiological responses.
What is the Main Side Effects of PT 141 Peptide?
Very common:
Nausea (occurring in approximately 40% of users), usually mild to moderate in severity. This is the most frequently reported adverse reaction.
Others:
Facial flushing, headache, and injection-site reactions.
Because it may cause a temporary increase in blood pressure and a decrease in heart rate, it is contraindicated in patients with uncontrolled hypertension or cardiovascular disease.
Why choose us?

High-Purity Raw Material
We supply PT 141 Peptide 10mg of superior purity, with Certificate of Analysis (COA) available for verification.

Multiple Specifications & Ready Stock
Various specifications are available and kept in stock for fast order fulfillment and immediate shipping. We also offer popular peptide stacks, including fat loss stacks, muscle growth stacks, cognitive & focus stacks, hormone/libido stacks, fat loss + muscle preservation stacks, recovery & injury support stacks, longevity stacks, and mitochondrial energy stacks.

Fast Shipping
Quick and reliable delivery ensures your products arrive safely and on time.
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FAQ
Q: What is PT-141 Peptide?
A: PT-141, also known as Bremelanotide, is a synthetic peptide developed to enhance sexual arousal and libido in both men and women. Unlike traditional treatments that work on the vascular system, PT-141 targets the central nervous system, stimulating sexual desire naturally and safely.
Q: How does PT-141 Peptide work?
A: PT-141 activates melanocortin receptors in the brain, which are responsible for sexual arousal and desire. By acting directly on the central nervous system, PT-141 helps increase libido without affecting blood pressure or causing vascular-related side effects common with PDE-5 inhibitors (like Viagra).
Q: What are the main benefits of PT-141 Peptide?
A: 1.Enhances Libido & Sexual Desire: Boosts sexual arousal in men and women
2.Supports Sexual Confidence: Helps improve intimate experiences naturally
3. Non-Vascular Mechanism: Works through CNS pathways rather than blood flow
4. Research-Grade Peptide: Ideal for studies on sexual health and wellness
Q: Is PT-141 Peptide safe?
A: PT-141 is generally considered safe for research use:
Minimal systemic side effects reported
Possible mild reactions include nausea, flushing, or headache
Always consult a healthcare professional if pregnant, nursing, or under medical treatment
If you want to buy PT 141 Peptide 10mg, pls feel free to contact Xi'an Ruichi Biotech Co., Ltd.
Enhance sexual wellness and confidence safely with PT-141 Peptide – natural CNS stimulation for libido, arousal, and intimacy.
E-mail: Jenny@ruichibio.com
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