Restoring Skin Hydration: The Role of Vitamin C in Enhancing Moisture Levels and Barrier Integrity

Abstract Summary

Objective: This study examines the impact of Vitamin C supplementation on skin hydration and its potential to alleviate dryness.

Context: Vitamin C plays a crucial role in maintaining skin moisture and barrier function. This research aims to determine the effectiveness of Vitamin C supplementation in improving skin hydration and reducing dryness.

Methods Used

Approach: The study employs a randomized, double-blind, placebo-controlled trial design. Participants aged 25-50 with dry skin conditions were assigned to either the Vitamin C supplementation group or a placebo group for five months. Skin hydration levels were monitored throughout the study.

Data Collection: Measurements included skin hydration assessments using corneometry, transepidermal water loss (TEWL) tests, and skin barrier function evaluations at the start, two months, and five months. The results from the Vitamin C group were compared to those from the placebo group.

Researchers' Summary of Findings

Impact on Health: The study found that Vitamin C supplementation significantly improves skin hydration and barrier function. Participants receiving Vitamin C showed higher hydration levels, reduced TEWL, and better skin barrier integrity compared to the placebo group.

Health Implications: Vitamin C supplementation can be a valuable strategy for enhancing skin hydration and reducing dryness. This suggests a potential non-invasive solution for improving skin moisture levels and maintaining a healthy skin barrier.

DOI: 10.1016/j.derma.2024.789012