Argireline: Needle‐Free Botox as Analytical Challenge

Argireline‐containing cosmetics attract public interest due to their confirmed reduction of facial wrinkles. Argireline is a peptide that works by inhibiting the release of neurotransmitters in the neuromuscular junction, producing a botox‐like effect. Therefore, it is used as a safe needle‐free alternative to botox treatment. In this work we investigated the presence of Argireline in cosmetic creams and sera by application of reversed phase...