With some areas of dryness and others with excess oil, it can be tricky to find products that work for combination skin. Take serums for example. Sure, those dry patches on your complexion could do well with a hydrating serum, but applying the same formula onto a T-zone that’s battling excessive oil production may seem like a no-no. That doesn’t mean you should skip the step altogether, though. Remember, oily skin needs hydration in order to keep sebum production in check. We’ve rounded up the best serums for combination skin that work to balance out excess shine on the T-zone and dryness on the rest of the face. Best Exfoliating Serum for Combination SkinIT Cosmetics Bye Bye Pores Glycolic Acid SerumFor a potent serum that your combination skin will love, try this 10% glycolic acid formula with hyaluronic acid. It helps reduce the appearance of large pores, and will give your skin a boost of glow and hydration.