GOODAL Green Tangerine Vita C Dark Spot Care Serum | 40ml. With 70% Green Tangerine Extract, this serum helps to brighten the complexion and easily fade dark spots. Formulated with Niacinamide and Vitamin C, it effectively targets pigmentation, revitalises dull skin, and evens out the skin tone. It also provides long-lasting hydration to the skin, leaving it glowing! Suitable for all skin types, even sensitive skin. Goodal sources Green Tangerine from Jeju Island, where it only grows for 4 weeks in a whole year. Fun Fact: Green Tangerine contains 10 times more Vitamin C than regular tangerines.