PT-141+·Connection

Spark.

Acting on the brain. Not the bloodstream.

PT-141 (bremelanotide) acts on the central nervous system rather than the vascular system — a fundamentally different mechanism than the older oral medications. Spark pairs PT-141 with a small dose of oxytocin and supporting cofactors. Sublingual delivery means it works on its own clock, not yours.

Starting at $158/month

10 strips · 2mg per strip · Subscribe & save 15%

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— What it does

What Spark is for.

Central nervous mechanism

Acts on melanocortin receptors in the brain rather than blood flow — works for both men and women, in different ways.

Faster onset

Sublingual absorption typically reaches peak levels within 30–60 minutes.

Designed for connection

Lower-dose formulation focused on desire and presence rather than pharmacological override.

— The Mechanism

A different mechanism.

Most well-known intimacy products work on blood flow — useful for one part of the puzzle, but they don't touch desire. PT-141 acts on melanocortin receptors in the central nervous system, where the actual experience of desire originates. The mechanism applies to people of any gender, and it works whether or not the vascular response is the limiting factor.

— What's in the strip

Full transparency. Nothing hidden.

The formula

Active ingredient

PT-141 (bremelanotide) — 1000mcg total / ~33mcg per strip, plus oxytocin acetate and supporting amino acid blend.

Inactive ingredients

Pullulan, β-cyclodextrin, vegetable glycerin, organic mint extract, stevia, sunflower lecithin, citric acid.

How to use

Place

Place one strip under your tongue 45–60 minutes before intimacy.

Wait

Let it dissolve fully. Stay relaxed — the effect builds gently over the first hour.

Repeat

As needed. Not for daily use. Limit to 2–3 strips per week.

— Common questions

Common questions.

How long does it last?

Effects typically last 4–6 hours after onset, with the peak window in the first 1–2 hours.

Will I feel anything else?

Some users notice mild flushing or warmth, similar to a light blush, in the first hour. Take with water and avoid alcohol for best results.

Is it safe to combine with other ED medications?

PT-141 has a different mechanism than vascular medications, but combining without medical guidance is not recommended. Talk to your doctor before stacking.

— Pairs well with

Pairs naturally.

Many users combine Spark with one or two complementary formulas. Here's where Spark works hardest.

CJC-1295 / Ipamorelin

Vitality

For sleep, body composition, and the way you wake up.

NAD+

Longevity

Cellular energy, restored from the inside out.

Start with Spark.

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Subscribe — $158/month

strips. peptide formulas are prescription products that require approval by a licensed medical clinician through our online intake before shipping. Approval is included free with every order. These statements have not been evaluated by the Food and Drug Administration. Not intended to diagnose, treat, cure, or prevent any disease. Consult your healthcare provider before starting any new regimen, particularly if you are pregnant, nursing, taking medication, or have a medical condition.