DW-EGF Melatoning Oneday Ampoule 1ml, EasydewPRODUCT INFORMATION This ampoule contains DW EGF 99. 9% high purity and has human application test results showing that even 10 year old freckles can be alleviated by 10% with daily use. 48% alleviating effect of freckles and blemishes on the back of the hand, 45% alleviating effect of freckles and blemishes on the arm, and 25% alleviating effect of melanin pigmentation, the cause of dull skin tone.