Contains high concentration of 2% ethyl vitamin C, which is a vitamin C derivative that is more stable than ordinary vitamin C to help improve the pigmentation and dull blemishes that have formed on the skin. It quickly restores a bright and white complexion. If not, contact us immediately via eBay message inbox (Do Not email us outside of eBay since we may overlooked your email). Item returned due to "unclaimed" or "wrong / unknown / insufficient address will incur a reshipment fee. Please contact us prior to returning an item to ensure correct and prompt refund. We will refund your money once we receive the item. We realize you have many ebay stores to choose from, so we want to thank you for visiting ours. We strive to be know as reliable and responsible seller and will try our very b.