Gluconolactone 4% + Mat SR 2% Mattifying Moisturiser Sebum Regulating Anti-Enlarged Pore Visibly Reduces Spots, Shine, Pores Tested on Oily Acne Prone Skin Tested on Oil Sensitive Skin High Tolerance Non-Comedogenic Science tells us that combination and oily skin can suffer from an overproduction of sebum, known as seborrhoea, which is sometimes associated with hyperkeratosis (thickening of the outer layer of