MLT ACTION SPR SHRINK MINIMIZING SRM 1OZ. Benefits: Mattifying serum takes a multi-action approach to visibly refine pores and help reduce pore congestion.. Enzymatic proteins and Betaine Salicylate, a beta-hydroxy acid (BHA), clarify dead skin buildup and unclog pores.. taine Salicylate, a beta-hydroxy acid (BHA), clarify dead skin buildup and unclog pores. Red Clover Flower extract helps visibly tighten the pore lining while Lemon Myrtle Extract helps control excess oil without leaving skin feeling dry or tight.. Key Ingredients: Enzymatic proteins and Betaine Salicylate, a beta-hydroxy acid (BHA),. Red Clover Flower Extract. Lemon Myrtle Extract. Research Results: 100% showed improvement in the appearance of blackheads.. 95% reported skin looked less oily.. 95% reported skin appeared balanced..