IRCT20240204060900N1 IRCT 2024-02-07 Esfahan University of Medical Sciences Investigating the therapeutic effects of microneedling, TCA 50% and the combination of both in limb vitiligo Comparison of therapeutic effects of 3 methods of microneedling with TCA 50%, microneedling and peeling TCA 50% each alone in acral vitiligo 2023-07-23 anticipated 21 Complete https://irct.ir/trial/75330 interventional Randomization: N/A, Blinding: Double blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment, Blinding description: In this study, the participants do not know about the intervention method. Considering that three different treatment methods are performed on each patient's hand, the participant does not know what intervention has been performed in each part. After conducting the study and preparing the before and after photos, the photos are given to two dermatologists and without knowing the type of intervention, the outcome is evaluated. 3 acral vitiligo. Intervention 1: Microneedling with Dr. Pen brand microneedling with a length of 1.5 mm every three weeks in one area, 4 steps. Intervention 2: Intervention group: TCA (Trichloroacetic acid) peeling 50% in one area, every three weeks, for 4 stages. Intervention 3: Intervention group: First, microneedling with Dr. Pen brand microneedling with a length of 1.5 mm and then TCA (Trichloroacetic acid) 50% peeling in one area, every three weeks, for 4 steps. Undecided - It is not yet known if there will be a plan to make this available Justification or reason for indecision in sharing IPD is There is no further information