Besides PEPTI-correct Hp, what do you suggest for lightening of scar tissue on fair skinned people? Mild or Medium Rejuvenator, PEPTI-repair, PEPTI–pro-col in that order of effectiveness. Last Update: October 20, 2018 October 20, 2018 1876FAQ’sRelated Knowledge Base Posts -How should you handle itchiness, erythema, and edema if experienced with PEPTI-a.c.n.e.?I have heard that peptides cannot penetrate the cell without a carrier, is that true?Will the PEPTI-nano mask work with LED because of the reflection and can LED penetrate through the mask?