How to Build a Minimalist Serum Routine for Sensitive Skin That Still Targets Aging (USA Guide) Quick Expert Answer A minimalist serum routine for sensitive skin that still targets aging should focus on 3 core steps: hydration, barrier repair, and gentle anti-aging. Use a hydrating base (like hyaluronic acid), a calming barrier-support ingredient (like niacinamide or … Continue reading How to Build a Minimalist Serum Routine for Sensitive Skin That Still Targets Aging (USA Guide)