How to Build a Minimal Water-Based Serum Routine for Combination Skin (USA) — Science-Backed Guide Primary Question This Article Answers “What is the best minimal water-based serum routine for combination skin that hydrates without clogging pores?” Combination skin is one of the most misunderstood skin types. Many people experience oily areas (usually the T-zone) while … Continue reading How to Build a Minimal Water-Based Serum Routine for Combination Skin (USA) — Science-Backed Guide