Shop Nootropic & Cognitive Peptides — Focus, Sleep & Mood Vials
The nootropic shelf is built around four cognitive use cases — focus, stress, sleep, and mood — and each one maps to a specific compound. The fastest way to shop it is to start from the outcome you're researching and work backward to the vial. A recurring decision on this shelf is the N-acetyl question: standard or N-acetyl-amidate forms of Semax and Selank have different intranasal stability profiles. DSIP sizes correspond to different sleep-research dose ranges. P21 sits on this shelf as the cognition variant of the longevity compound, listed in both places for convenience.
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N-Acetyl Semax Amidate
N-Acetyl Semax Amidate (Met-Glu-His-Phe-Pro-Gly-Pro analog)

NA-Selank Amidate
N-Acetyl Selank Amidate

DSIP
Delta Sleep-Inducing Peptide (Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu)

PE-22-28
Spadin 17-amino-acid sortilin propeptide fragment

Selank
Thr-Lys-Pro-Arg-Pro-Gly-Pro tuftsin analog

P21
FGL fibroblast growth loop peptide
From click to delivery
How ordering nootropic works
1. Click Buy
Pick a nootropic vial and click. We hand off to the supplier's secure checkout with our referral applied.
2. Secure checkout
Card payment handled by the supplier's storefront. We don't see or store card details.
3. Ships next day
Orders dispatch within one business day, tracked courier, sealed vial under nitrogen.
4. Arrives in 3–5 days
Delivery to most US addresses in 3–5 business days. Refrigerate on arrival, freeze for long-term.
Pick A Nootropic Peptide By Use Case
- Focus → N-Acetyl Semax Amidate — intranasal-stable, the everyday focus pick
- Anxiety / stress → NA-Selank Amidate — anxiolysis without sedation
- Sleep → DSIP — dosed in micrograms pre-bed
- Mood → PE-22-28 — TREK-1 channel inhibitor class
Why N-Acetyl Nootropic Peptide Variants
Standard Semax and Selank get destroyed by peptidases within minutes. The N-acetyl + amidated form survives the nasal mucosa environment. For intranasal protocols, buy NA-Semax / NA-Selank. For IV or sublingual where serum stability matters less, plain Selank 10 mg at $62.99 is cheaper.
DSIP Sizing On The Nootropic Peptide Shelf
- 5 mg — $44.99
- 10 mg — $71.99
- 15 mg — $89.99 (best $/mg)
Nootropic peptides — buying & shipping FAQ
What you need to know before ordering nootropic vials.
Semax vs N-Acetyl Semax Amidate?
Standard Semax is destroyed by peptidases fast. The N-acetyl + amidated variant survives the nasal route, which is why most nasal-route users go with NA-Semax Amidate.
Is DSIP a sleeping pill?
No. DSIP doesn't bind GABA receptors. It's a pulsatile peptide for sleep architecture — no morning grogginess. Dosed in micrograms.
Gear needed for intranasal?
A metered-dose nasal sprayer (sold separately from medical-supply vendors). You reconstitute the peptide with BAC water and load the sprayer.
Place your order
6 nootropic vials, sealed and ready.
Free US shipping over $200. Tracked courier 3–5 business days. Lot CoA with every vial.