A brightening and moisturizing mask with ultrastable vitamin C in a sheet is an intensive care for skin with discolorations, fatigue and dryness, based on stable forms of vitamin C, which have brightening and anti-aging properties. Additionally, it contains ingredients such as trehalose and serine, providing long-lasting hydration and protection against water loss. It is suitable for all skin types, and its highly concentrated formula intensively moisturizes and brightens the skin. The patch is made of biodegradable fabric and adapts perfectly to the shape of the face. Immediately after using the mask, the skin becomes intensely moisturized and brightened.