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Acetyl Tetrapeptide-17 and Palmitoyl Tripeptide-1 are both works on your skin ingredients. Acetyl Tetrapeptide-17 is found in 1 product while Palmitoyl Tripeptide-1 appears in 32, making Palmitoyl Tripeptide-1 the more widely used option.
Works on your skin
Collagen-boosting peptide
Peter Schmidinger 5in1 High-Intense micro powder cleanser
Acetyl Tetrapeptide-17 is categorised as "Works on your skin" while Palmitoyl Tripeptide-1 is categorised as "Works on your skin". They serve different functions in skincare formulations.
In most cases, these ingredients can be used together. However, always patch test and introduce new ingredients gradually.
Acetyl Tetrapeptide-17 is found in 1 products, while Palmitoyl Tripeptide-1 is found in 32 products in our database.
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© 2026 Gracie. All rights reserved. Data sourced from Open Beauty Facts (ODbL) and EU CosIng.