Skincare Regimen: The Big Three

6/3/2025

If you’ve ever felt overwhelmed by the skincare world, you’re not alone. With thousands of products and ingredients on the market, it’s easy to feel unsure about where to start.

The truth? Healthy, radiant skin doesn’t require a 10-step routine. It just needs the right ingredients used consistently—and the three most important are Vitamin C, SPF and Retinol. Let’s break down why these are the foundation of any effective regimen.

1. Vitamin C: Your Morning Antioxidant Shield

What it does:

  • Brightens dull skin
  • Fades dark spots and discoloration
  • Protects against environmental damage (pollution, UV rays)

How to use it:
Apply a few drops of a Vitamin C serum in the morning after cleansing. Look for ingredients like L-ascorbic acid at 10–20% concentration and pair with ferulic acid or Vitamin E for better absorption.

Think of Vitamin C as your skin’s daily shield—it strengthens your defenses while giving your complexion a natural glow.

2. SPF: The Non-Negotiable

What it does:

  • Prevents sunburn, skin cancer, and premature aging
  • Protects the benefits of your other skincare products
  • Shields against UVA (aging) and UVB (burning) rays

How to use it:
Apply broad-spectrum SPF 30 or higher every morning, rain or shine. Reapply every 2 hours when outdoors or after sweating/swimming. Choose mineral sunscreen if you have sensitive or acne-prone skin.

SPF is the most powerful anti-aging tool we have. Without it, the rest of your skincare routine can’t reach its full potential.

3. Retinol: The Gold Standard for Renewal

What it does:

  • Increases cell turnover
  • Smooths fine lines and wrinkles
  • Fights acne and clogged pores
  • Improves skin tone and texture

How to use it:
Apply at night, after cleansing and before moisturizer. Start slowly—2 nights a week—and gradually increase as tolerated. Expect mild dryness or flaking in the beginning.

Buffer with a moisturizer if your skin is sensitive. And always use sunscreen during the day—retinol makes your skin more sun-sensitive.

You don’t need a complicated routine to see results. If you focus on the Big Three—Vitamin C, SPF and Retinol—you’re protecting your skin, supporting long-term collagen health, and investing in results that last.

If you’re unsure which products are right for your skin type, or how to introduce actives without irritation, our dermatology team is here to help.

- Lori Fiessinger, MD, FAAD