Exfoliating serum. Contains lacto exosome, AHA, BHA, and PHA for microneedling-like effect to reduce the appearance of blackheads. Smooths skin texture, strengthens skin barrier, and makes complexion more radiant. Suitable for all skin types, especially oily skin with acne concerns. Suitable for those experienced with liquid exfoliators with 7500 ppm exoliating ingredients.