Pt-141 (Bremelanotide) is a research peptide studied for sexual dysfunction. Acting on melanocortin receptors in the central nervous system, it is investigated for pro-sexual effects and arousal enhancement in neurological and experimental model systems.
Molecular Formula: C50H68N14O10
Molecular Weight: 1025.2 g/mol
Purity: 99%
For research purposes only. This product is supplied exclusively for scientific laboratory research and analytical purposes. It is not intended for human or animal use, and must not be misused in any way that contravenes MHRA regulations or applicable laws.
PT-141 is a synthetic peptide for treating sexual dysfunction and other related issues. It is intended to enhance sexual desire and increase sexual satisfaction in both men and women. It works by stimulating the melanocortin system, which is responsible for regulating sexual arousal, among other functions. Not only is there a remarkable enhancement of libido, but increased orgasmic responses as well.
Benefits Include
Reduced sexual anxiety and improved confidence
Non-invasive treatment option with fewer side effects than alternatives like Viagra
Long-lasting effects compared to other treatments
Treats hypoactive sexual desire disorder in premenopausal women
Does not have adverse reactions with alcohol
Common Side Effects
Flushing
Headaches
Nausea
Irritation
Injection site irritation (redness, swelling, and/or itching)
Headaches and flushing are the most common side effects, reported in about 20–40% of users. Nausea occurs in about 15% of users. Regardless, these side effects are generally mild in severity.
Less Common but More Serious Side Effects Include
Vomiting
Blurred vision
Dizziness
Joint pain or swelling
Runny or stuffy nose
Fatigue
Please note: Dizziness and blurred vision occurring simultaneously may indicate a more serious underlying issue. Consult a physician immediately if this happens.
Important Notes
Long-term use of PT-141 may lead to desensitization of the melanocortin system, reducing effectiveness
If you need the effects of PT-141 more frequently, ask about alternate peptides to rotate between for safety
DO NOT exceed monthly maximums — this could damage your health
PT-141 Stacking Suggestions
Melanotan-2 – for enhanced libido, skin tone, and sexual confidence
Bremelanotide – an alternative peptide that works via similar melanocortin pathways, useful for rotation
Oxytocin – amplifies connection, bonding, and emotional intimacy effects
CJC-1295 / Ipamorelin – improve recovery, energy, and general hormone optimization, complementing libido benefits
BPC-157 / TB-500 – for overall tissue recovery and performance support, especially in physically active users
Vitamin B12 – supports energy and can reduce nausea side effects commonly experienced with PT-141
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