The Peptide Index

Buy NSI-189 from Nootropic Source

Nootropic Source is a USA vendor. Nootropic Source's NSI-189 listings were not seen in our latest price check, so no current price is quoted, and this profile compares those listings against other indexed vendors. Our automated check found that Nootropic Source does not show a COA or lab-results link on its homepage (checked Nov 13, 2026). Use the live product page to confirm current documentation before purchasing for lawful research use.

Prices checked Nov 6, 202618 NSI-189 listings at Nootropic Source

Nootropic Source NSI-189 Listings

SizePackPricePer vialPer mgStockBuy
—Other form$34.95——YesVisit (Nootropic Source, opens in a new tab)
—Other form$34.95——YesVisit (Nootropic Source, opens in a new tab)
40 mgOther form$37.99——YesVisit (Nootropic Source, opens in a new tab)
—Other form$39.95——YesVisit (Nootropic Source, opens in a new tab)
—Other form$39.95——YesVisit (Nootropic Source, opens in a new tab)
40 mgOther form$54.95——YesVisit (Nootropic Source, opens in a new tab)
—Other form$149.95——YesVisit (Nootropic Source, opens in a new tab)
—Other form$149.95——YesVisit (Nootropic Source, opens in a new tab)
—Other form$174.95——YesVisit (Nootropic Source, opens in a new tab)
—Other form$174.95——YesVisit (Nootropic Source, opens in a new tab)
—Other form$249.95——YesVisit (Nootropic Source, opens in a new tab)
—Other form$249.95——YesVisit (Nootropic Source, opens in a new tab)
—Other form$299.95——YesVisit (Nootropic Source, opens in a new tab)
—Other form$299.95——YesVisit (Nootropic Source, opens in a new tab)
—Other form$499.95——YesVisit (Nootropic Source, opens in a new tab)
—Other form$499.95——YesVisit (Nootropic Source, opens in a new tab)
—Other form$599.95——YesVisit (Nootropic Source, opens in a new tab)
—Other form$599.95——YesVisit (Nootropic Source, opens in a new tab)

Prices are the store's listed price when we last checked; click through to the vendor for live pricing. Per vial = pack price ÷ vials in the pack; $/mg uses the per-vial price.

Cheaper NSI-189 Alternatives

Based on the current priced snapshot, Nootropic Source has the lowest indexed NSI-189 price among vendors with a live priced listing.

Nootropic Source Vendor Facts

Location
USA
Domain registered (RDAP)
Dec 2015
Payment methods (detected on vendor homepage)
crypto (checked Nov 13, 2026)
COA or lab-results link (on vendor homepage)
Not found (checked Nov 13, 2026)
Price per mg vs Market Median
4% above median (14 compounds)
Last Checked
Nov 6, 2026
Full Profile
Read the Nootropic Source profile →

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Disclaimer: This site is for informational purposes only. Not medical advice. Compounds listed in this directory are sold by third parties for laboratory research, not for use in people or animals.