Pentapeptide-18
A peptide name recorded on a manufacturer’s cosmetic ingredient list. The name identifies an ingredient, not a predicted result.
The ingredient is one part of a product. The formula is the whole mixture. A number such as 29 or 1 identifies a name; it is not a strength or quality score.
Exact label name: Pentapeptide-18Type of support: Label information
What it is
An exact ingredient name from the linked label. Its number is part of its identity, not a quality score.
Why it is used
The manufacturer includes this ingredient in a peptide skincare formula. The label alone does not show what this ingredient contributes by itself.
What the evidence means
The recorded evidence is label information. No independent test of this ingredient in these finished serums is established here.
Precautions and possible reactions
A label entry cannot tell us how often this ingredient causes a reaction. Follow the complete product directions; irritation can involve other ingredients too.
Cosmetics can cause irritation or allergic reactions. Check the full ingredient list and follow product directions.
What this means for your comparison
Use this name to recognize the ingredient across labels. Judge the finished product with its directions and evidence, rather than its peptide count.
Sources checked . Ingredient information is separate from testing a finished serum.
Sources you can check
Found on these recorded labels
