Would give 0 stars if I could
Would give 0 stars if I could, stay away. Products subpar.
By John H.
Saturday, November 7, 2026 · Customer reviews of US businesses

The Fair Hearing score
Excellent
340 reviews
Select a line to read only those reviews.
Honesty, pricing, process and quality scores appear once 5 customers have rated them.
About Modified AminosModified Aminos is a U.S.-based supplier of research-use-only (RUO) laboratory materials, serving qualified researchers and institutions worldwide. The company focuses on providing high-quality peptides, bioregulators, and related laboratory solutions manufactured under GMP-aligned procedures.All products are intended strictly for laboratory research purposes and are not for human or animal use. Modified Aminos emphasizes transparency, batch traceability, and quality assurance, with lot-specific Certificates of Analysis (COAs) available via QR code or upon request. Independent third-party testing is used where applicable to verify quality attributes such as identity, quantity, and endotoxin levels.Orders are fulfilled using validated cold-chain logistics when required, with clear communication, tracking updates, and responsive customer support. Modified Aminos is committed to reliable sourcing, consistent documentation, and professional service for the research community.
Modified Aminos (modifiedaminos.shop) has 340 customer reviews on The Fair Hearing, with an average rating of 4.8 out of 5.
340 approved reviews, newest moderated first
Would give 0 stars if I could, stay away. Products subpar.
By John H.
Really happy with this supplier. I emailed a few questions before ordering and got a thorough, honest reply the same day, which made me feel good about placing my order. Everything is for in vitro research in our lab — Packaging was secure, the COA was easy to verify, and shipping was quick.
By Jayson
I emailed Modified Aminos a few questions before ordering and they got back to me quickly with real answers. The owner was super friendly, genuinely cares, and the two‑pack of Enclomiphene arrived with detailed COAs and clear documentation for my in vitro research. Shipping was fast, packaging secure, and the whole experience felt personal and professional, making me confident in the research material.
By sebastiaan W.
Modified Amino is great. Great customer service. Fast shipping and great supplies. You will be a returning customer for sure. Give it a try. You will not be disappointed. Great company💪🏼
By Rick S.
Modified aminos has the best selection of options and at the most affordable prices. Would highly recommend to any researcher.
By Tony
Excelent 100 % Recomend
By Markus
Product is great ran awesome study’s on this would recommend shipping was also very quick!
By Adrian C.
Amazing service I will always use this source!!!!
By David P.