Based on the reviews provided, the Glucamune ESSENCE by VTCOSMETICS primarily focuses on hydration and soothing effects rather than direct improvement of skin tone. Several users mentioned experiencing improved skin texture and hydration, which can contribute to a more even and radiant complexion over time. However, there were no specific mentions of significant changes in skin tone directly attributed to this product. **Related questions for you:** - Does Glucamune ESSENCE help with redness? - Can Glucamune ESSENCE be used as a base for makeup? - Is Glucamune ESSENCE suitable for oily skin?