PORE AND BLACKHEAD MINIMIZER 0.6OZ. Key Ingredients: Kaolin Clay works to draw oils out of the pores. Zinc Oxide and Calcium Carbonate help to absorb excess oil and reduce greasy T-zone shine. Research Results: Based on a consumer perception that of 23 participants between the ages of 13 - 45 with oily skin that occurred over 4 weeks. 90% of people noticed clearer, more even skin tone after 1 use. 95% of people saw a less oily complexion after 1 use. 78% of people saw less pores after 1 use. :