Peptides in skincare: why no vial calculator

Updated 12 Oct 2026

The site's reconstitution calculator turns the milligrams in a powder vial and the millilitres of added water into a concentration and syringe units. For some substances it has a preset that fills in the vial size.

The vial calculator does not apply to this substance. In the studies skincare peptides were applied to the skin as a cream, and the calculator has no preset for them.

The calculator is here to help you read research. It only converts units: your own numbers, or doses reported in the cited studies.

Not a recommendation, not treatment guidance. The calculator only converts units. It does not tell you how much of any substance is advisable or safe to use.

Where to find the numbers