Those who have dark spot problems can really try this. This ampoule contains 3% vitamin C and Niacinamide which is effective for brightening skin tone. Besides that, it claims to be able to overcome hyperpigmentation within 6 days. Wow, interested, right? The texture is thick but easy to absorb, the packaging is practical, travel friendly and definitely hygienic because it is packaged individually for one use. After using it for about a week, you can see the results to brighten and disguise a few black spots, besides that there are no negative effects during use.