Brand from South Korea: Aritaum. Aritaum Pore Master Sebum Control Primer smoothly covers pores and skin blemishes, controlling excessive sebum to complete smooth and matte skin texture.A primer preps the face for makeup while it assists in giving the skin a smooth complexion. Use at the first step of make up. Take small amount and apply to T-zone or where sebum control is needed. Continue with make up routine.