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Informed Choice is a global quality assurance and third-party supplement testing program designed to minimize the risks of dietary supplement products from contamination with prohibited and potentially harmful substances

If you're seeing inconsistent results from the same batch of IGF-1 LR3, the problem isn't the peptideit's the gap between your actual storage conditions and the conditions you think you're maintaining

For research peptide reconstitution where the vial will be used multiple times over ~28 days, bacteriostatic water is the correct choice

The peptide contains no cysteine but does have susceptible backbone amide bonds and side-chain groups that can be oxidized under ambient conditions