These materials are supplied for laboratory research. They are not medicines, not supplements, and not intended for human or veterinary consumption. They have not been evaluated by the FDA for safety or effectiveness in people. This is the basis on which the products are sold, not fine print.

Email us with your order number or the lot number printed on the vial and we will send the batch-specific certificate. It is not gated behind a form or a purchase.

Independent third-party laboratories, not in-house. A purity figure is only as trustworthy as the distance between the party selling the product and the party measuring it. The testing facility is named on each COA.

Because 100% does not occur in peptide synthesis. Building a chain of amino acids always produces some closely related fragments alongside the target. Any supplier claiming 100% is either rounding or not measuring. The remaining fraction is typically residual solvent, water, and related peptide fragments.

Same business day from Southern California, in insulated packaging with ice packs. Lyophilized peptides are relatively stable in transit, so arriving at room temperature is not a problem.