I have made multiple purchases over the…
I have made multiple purchases over the years and am very dissappointed that CN is shutting down. I never had a single issue and was always happy with my purchase.
By Scott T.
Saturday, November 7, 2026 · Customer reviews of US businesses
The Fair Hearing score
Excellent
382 reviews
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Honesty, pricing, process and quality scores appear once 5 customers have rated them.
At CosmicNootropic, we are dedicated to providing high-quality nootropic compounds for research purposes — products that are safe, consistent, and well-documented. Since 2015, our mission has been to connect international researchers with compounds that meet the highest standards of manufacturing. What began as a small initiative to make hard-to-find products accessible has grown into a globally trusted platform grounded in scientific integrity and care.At the heart of our philosophy is transparency. Unlike many experimental alternatives, every item we offer is factory-made in GMP-certified facilities and conforms to governmental quality standards - not improvised in uncontrolled environments. We strive to provide full documentation and quality control information so that our customers can feel confident in the materials they’re working with.Whether you’re advancing your personal research or exploring cognitive science, CosmicNootropic is here to support your journey with trusted products, reliable service, and a strong foundation in science.
CosmicNootropic (cosmicnootropic.com) has 382 customer reviews on The Fair Hearing, with an average rating of 4.7 out of 5.
Showing 337 reviews with 5 stars · Clear filters
I have made multiple purchases over the years and am very dissappointed that CN is shutting down. I never had a single issue and was always happy with my purchase.
By Scott T.
Came Much Quicker than expected
By Marko
Response from CosmicNootropic· May 15, 2026
Hi Marko! Thank you for sharing your feedback! We’re working hard to ensure that we exceed your expectations in more ways than just timely service. We look forward to seeing you again at our store!
Delivery was smooth (with updates at every point of delivery, always knew the location of my order) also the product had translation in English of the content, ingredients, expiration date and instructions. Very impressed with how everything was handled. Thank you I will be ordering again
By Andreea S.
Response from CosmicNootropic· May 13, 2026
Hi Andreea! Thank you so much for your thoughtful review! We’re really happy to hear that the delivery process went smoothly and that the tracking updates helped you stay informed throughout transit. It’s also great to know that the translated information and instructions were helpful for you.
Payment with crypto was really fast. Product was shipped next day
By Luis
Response from CosmicNootropic· May 13, 2026
Hi Luis! Thank you for your review! We’re glad to hear the crypto payment process was smooth and that your order was shipped quickly. We always do our best to process orders as fast as possible.
Hope they can come back to US soon. Quality nootropics.
By Stephen
They have the best customer service by far. And great products at reasonable prices. Hard not to like CosmicNootropic!
By Mr C.
Response from CosmicNootropic· Apr 10, 2026
Hi there! We’re so glad to hear that. Providing great service and quality products at fair prices is exactly what we strive for. Really appreciate your support — see you next time at CosmicNootropic!
Great product and fast shipping
By Alex T.
Response from CosmicNootropic· Mar 20, 2026
Thank you so much! We're thrilled to hear you're happy with both the product and the shipping speed. Enjoy!
Support Good and very fast.
By Helio N.
Response from CosmicNootropic· Mar 20, 2026
Thank you for your feedback! We're delighted to hear that our support team was able to assist you quickly and effectively. We appreciate your support!