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  • 🔬 Certificate of Analysis (COA)

  • At Zen Aminos, your trust is our foundation. We understand that in the world of research, purity, accuracy, and transparency are non-negotiable. That’s why we go above and beyond to give you confidence in every peptide we offer.

  • 🧾 What You Can Expect:

  • We strive to provide a batch-specific Certificate of Analysis (COA) for every product we carry. These documents typically include:

  • Purity results using trusted methods like HPLC, Mass Spec, or NMR

  • Molecular identification and composition data

  • Batch numbers and manufacturing dates for traceability

  • Manufacturer-issued COAs confirming quality and composition

  • When available, independent third-party testing for added assurance

  • Note: While most of our products include a COA, a small number of batches may have COAs pending or temporarily unavailable. If a COA is not currently listed, we are happy to provide an update or expected availability upon request.

  • 🏭 Trusted Sources. Vetted for Quality.

  • We don’t work with just anyone. At Zen Aminos, we’ve meticulously vetted and partnered with a select group of highly reputable manufacturers. Our sourcing decisions are based on:

  • Proven consistency in testing and documentation

  • High production standards and facility compliance

  • Transparent communication and ethical practices

  • We do not buy from generic bulk resellers. Our goal is to support your research with compounds that are reliable, clean, and thoroughly reviewed.

  • 🔐 Why It Matters:

  • In an industry where trust can be hard to come by, Zen Aminos is committed to full transparency. Through strict supplier selection and consistent documentation, we aim to give researchers the peace of mind they deserve when sourcing materials.

  • ⚠️ Research Use Only

  • All products sold by Zen Aminos are for laboratory research use only. They are not intended for human consumption, nor for use in diagnostic or therapeutic settings.

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