The MK Mamoru Super Intense Rejuvenating Set (also known as Madam Kilay Mamoru 4+1 Super Intense Rejuvenating Set) is marketed to help stimulate collagen production, promote smoother and more youthful-looking skin, and regenerate cells.

It's also said to help fade acne scars, age spots, dark spots, and melasma, and to potentially dissolve melasma