La Roche Posay Effaclar Micro Exfoliant Lotion (200ml). La Roche Posay Buy Online. Specifically formulated for sensitive skin which is oily and prone to blemishes, imperfections and dilated pores. Used after washing, this product helps to eliminate remaining excess oil, unblock pores and visibly reduce their size. Perfectly completes make-up removal. Suitable for those prone to allergic reaction.. For oily, blemish-prone skin. Unblocks pores and visibly reduces their size. Helps to eliminate excess oil