Explore XQ-Shop's collection of high-quality Amino acid chains, rigorously tested for 99.9% purity. Designed exclusively for research and development professionals, our Protein fragments provide unmatched reliability and precision. With third-party verification and a commitment to innovation, XQ-Shop supports the scientific community with products that comply with stringent purity standards.

Note: These products are intended for investigative purposes only and not for human consumption or therapeutic use. COAs are available here.