§ Product profile

NSI-189

Cognitive, sleep, mood, and nootropic-adjacent products.

Cognitive

Supplier prices and discount codes.

Compare each format and quantity by trusted order or lowest estimated after-code price.

Format2 availableQuantity6 verified options

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SwissChems

International · Quality not assessed

Best match: Powder · Quantity pending verification2 variants
After code: $22.49$24.99 list · save $2.50
Coupon: 10%

Official store

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Euro Nootropics

EU · Supplier score 84 · B

Best match: Format pending · 1g3 variants
After code: $27.71$29.80 list · save $2.09
Coupon: 7%

Official store

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Everychem

International · Supplier score 67 · D

Best match: Solution · 40mg1 variant
Best price: $27.99$27.99 list
Coupon: No public codeNo public code

Official store

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Kimera Chems

US · Supplier score 98 · A

Best match: Capsule · 20mg/1.2g4 variants
After code: $46.79$51.99 list · save $5.20
Coupon: 10%

Official store

Supplier price check

Modern Aminos

US · Supplier score 100 · A

Best match: Format pending · 20mg1 variant
After code: $57.60$64 list · save $6.40
Coupon: 10%

Official store

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Match the batch COA to the product, size, and lot.Confirm current stock, currency, shipping, taxes, and checkout total.Check regional laws and supplier terms for research-only products.Use discounts as estimates; codes and sale prices can change without notice.