4. Apply Retinol or Retinoid Treatments Retinol and other retinoids can smooth textured skin caused by acne, congested skin, or fine lines. "These vitamin A derivatives can stimulate cell turnover ...

But I get it. The ingredient, a form of vitamin A, is the gold standard for addressing just about any skin-care concern — from acne to wrinkles to hyperpigmentation — so its become the go-to ...