After using PEPTI-correct HP, will the client have sun sensitivities due to the loss of melanocyte? No, there are no sun sensitivities with the PEPTI-correct Hp. Last Update: October 20, 2018 October 20, 2018 1385 FAQ’sRelated Knowledge Base Posts -What is a Bio-Peptide?Can you use VDA peptides with a chemical peel treatment?Will the PEPTI-nano mask work with LED because of the reflection and can LED penetrate through the mask?