Why Do Peptides Look Different?Understanding Lyophilized Pucks, Textures & Filler
Peptides often arrive as a white, freeze-dried (lyophilized) solid inside a sealed research vial. Butif you’ve ordered more than one peptide before, you’ve probably noticed they don’t all look thesame. Some pucks are flat, others are fluffy, some sit off-center, and some even look cracked. It can be surprising — but it’s completely normal. This […]
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