Sunscreen Essentials: How & Why to Use SPF

Sun exposure might feel great, but it can quietly damage your skin — even on cloudy days. That’s why sunscreen is more than a summer essential; it’s a daily skincare must. But not all sunscreens are created equal. So how do you choose the best sunscreen for your face, and how much SPF do you actually need?

Why Sunscreen Matters Every Day

UV rays from the sun are a leading cause of skin aging, dark spots, and even skin cancer. Applying SPF daily protects your skin from both UVA (aging) and UVB (burning) rays. Even if you're indoors near windows or driving, UV rays can still reach your skin.

Dermatologists recommend using sunscreen every single day — not just at the beach.

How Much SPF to Use

You’ve probably seen products labeled SPF 15, 30, 50… but what do those numbers mean?

  • SPF 15 blocks about 93% of UVB rays

  • SPF 30 blocks 97%

  • SPF 50 blocks 98%

Most experts recommend at least SPF 30 for daily wear, and SPF 50 if you're spending extended time outdoors.

How much should you apply? A nickel-sized amount for your face and a shot-glass full for your body is a good rule of thumb.

Mineral vs. Chemical Sunscreen: What’s the Difference?

Mineral Sunscreen (Physical)

  • Uses ingredients like zinc oxide or titanium dioxide

  • Sits on top of your skin and reflects UV rays

  • Works instantly

  • Great for sensitive skin

  • Often leaves a white cast

Chemical Sunscreen

  • Absorbs into skin and transforms UV rays into heat

  • Contains ingredients like avobenzone, oxybenzone, octinoxate

  • Usually lighter texture and easier to layer

  • Needs 15–20 minutes to activate

  • May irritate sensitive or acne-prone skin

Which is better? It depends on your skin type. For sensitive or breakout-prone skin, mineral sunscreen is often safer. For everyday comfort, many people prefer chemical formulations.

Best Sunscreen for Face: What to Look For

When shopping for the best sunscreen for face, keep these tips in mind:

  • Broad Spectrum: Protects against UVA & UVB rays

  • SPF 30 or higher

  • Non-comedogenic if you have oily or acne-prone skin

  • Fragrance-free for sensitive skin

  • Lightweight or tinted options for daily use under makeup

Pro tip: You can also find moisturizers or BB creams with SPF for double-duty skincare.

SPF Myths You Should Stop Believing

  • I don’t need sunscreen indoors – False. UV rays can penetrate windows.

  • I only need SPF in summer – Nope. UV exposure happens year-round.

  • Dark skin doesn’t need sunscreen – Untrue. All skin tones are vulnerable to UV damage.

  • Higher SPF = all-day protection – Not really. You still need to reapply every 2 hours.

YMYL Reminder: Protecting Your Skin is Protecting Your Health

This isn’t just about beauty — it’s about your long-term skin health. SPF isn’t optional, especially when skin cancer rates are rising. Always choose dermatologist-recommended products and consult a healthcare provider if you have concerns.

Stillman’s Cream & Sun Protection: A Smart Combo

If you're using Stillman’s Freckle Cream or Fairness Cream, sunscreen is essential. Treatments for pigmentation or brightening make your skin more sun-sensitive. So, applying SPF ensures the product works effectively and prevents further sun damage.

Final Thoughts

Wearing SPF daily is the simplest and most effective way to protect your skin. Whether you prefer mineral vs. chemical sunscreen, or you're searching for the best sunscreen for face, consistency is what really counts.