Mike J.
Great fast shipping
Great extremely professional. Fast shipping and coas available.

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 Five Star Index, with an average rating of 4.8 out of 5.
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Mike J.
Great extremely professional. Fast shipping and coas available.
T.W.
Best customer service and verifiable product at a reasonable cost! Have recommended many times!
Mike H.
Everything as promised.
Mello
Picked up reta for research so documentation and lot traceability mattered to me. Love that the COAs are easy to access. Looking forward to ordering more!
Jamie R.
Modified aminos has great products we've been testing & researching in our lab and they're turning out to be superior products!
Jeferson Martinez N.
Good service
Jesus G.
I had questions before purchasing, so I emailed first — got a thorough, honest reply the same day, which made me feel confident about ordering. The owner is genuinely passionate and it shows in how they take care with every detail. We use their GHK-Cu and other peptides for our in vitro cell-culture work, and having proper COAs included is a huge plus. Fast shipping, solid packaging, and excellent support throughout.
Jenlo
Great company to work with. Fast shipping! Great product! Great customer service!