Without the preservative, bacteria could begin to culture in the vial, compromising the peptide and posing a significant risk to your research
2 For hair, this means the copper delivers benefit argument and the copper can cause oxidative stress caution are two faces of the same chemistry, and which one dominates depends on formulation, concentration, and context another reason blanket claims about copper peptides growing hair are premature
Rodrguez-Colman MJ, Schewe M, Meerlo M et al (2017) Interplay between metabolic identities in the intestinal crypt supports stem cell function
doi: 10.7180/kmj.2021.36.1.1
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