Cold Spring Harbor
2003 Jan;77(1):189-95
Based on differences in the carbon skeleton, phenolic acids can be mainly divided into two categories: hydroxycinnamic acid (e.g., cinnamic acid, ferulic acid, caffeic acid, and chlorogenic acid) and hydroxybenzoic acid (e.g., gallic acid, ellagic acid, syringic acid, and Danshensu) [157]
A.ReichheldJ.-P.MuroyS.BrownS.et al (2000)
When combined with sun protection and a structured skincare plan, Ghk-Cu peptide results often include softer crows feet, smoother perioral lines, and more resilient skin quality, especially in patients who adhere to consistent daily use over several months
Compared to oral supplements, this leads to quicker and more effective results