Cognitive Function
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Semax
$42.00 -
DSIP/Selank
$90.00 -
Selank/Semax
$67.50 -
Selank
Price range: $42.00 through $61.50 -
Methylene Blue Capsules
$148.50 -
VIP
Price range: $78.00 through $114.00 -
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Price range: $52.50 through $94.50 -
Dihexa Capsules
$298.50 -
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$147.00 -
Oxytocin
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PT-141/Pinealon/Kisspeptin
$121.50
![StackHaus DSIP/Selank research peptide vial, 10mg/10mg [5ML]](https://stackhausresearch.com/wp-content/uploads/2026/10/DSIP-Selank-Product-Image-600x600.png "Cognitive Function 2")
U.S. Laboratory Verified
Independently tested by U.S.-based labs to confirm purity, identity, and consistency.
Quality Without the Premium Price
High-grade research peptides offered at competitive, research-friendly pricing.
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Orders are processed fast and shipped with care to protect product integrity.
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Knowledgeable support available to assist with orders, documentation, and questions.