A side-by-side comparison of two viral K-beauty sunscreens to help you choose the right one for your skin 💧🧴
Tired of sunscreens that leave a white cast, feel greasy, or break you out? You’re not alone. Korean skincare is known for innovation, and two sunscreens have been getting all the hype lately — ROUND LAB Birch Juice Moisturizing Sunscreen and Beauty of Joseon Relief Sun Aqua Fresh Rice+B5. But which one is worth your money and your face’s trust in 2025?
In this ultimate guide, we’ll break down everything from ingredients and textures to performance and price. By the end, you’ll know exactly which one suits your skin best — and you might even skip your moisturizer. Let’s get glowing! ✨
| Main Keyword | Korean Sunscreen 2025 |
| Related Keyword | ROUND LAB vs Beauty of Joseon |
| Skin Concern | Hydration, No White Cast |
| Target Audience | Oily to Dry Skin Types |
🌿 ROUND LAB Birch Juice Moisturizing Sunscreen
✨ Quick Overview
ROUND LAB’s bestseller is loved for its smooth, gel-like texture and hydrating formula. It offers SPF50+ PA++++ protection with zero white cast, and feels more like a moisturizer than a traditional sunscreen.
🧪 Star Ingredients
- Birch Sap (1,425ppm) – Deep hydration, soothing, and brightening.
- Niacinamide – Brightens skin and helps improve tone and texture.
- Hyaluronic Acid – Multi-level hydration with both HA and Sodium Hyaluronate.
- Allantoin & Vitamin E – Soothes and protects sensitive or stressed skin.
💧 Texture & Feel
Lightweight gel-cream with a cool blue tint that melts into the skin like water. Leaves a soft dewy glow — not sticky, greasy, or heavy. Perfect under makeup.
⚙️ Performance & Protection
While the sun protection is solid, reapplication is still key. Works beautifully throughout the day without causing irritation, even for acne-prone or sensitive skin.
💡 Best For
- Dry to normal skin types
- Those who skip moisturizers in the morning
- Makeup wearers looking for a smooth base
- Sensitive skin (patch test still recommended)
🍚 Beauty of Joseon Relief Sun Aqua Fresh Rice+B5
✨ Quick Overview
A refreshing, lotion-like sunscreen that combines next-gen UV filters with traditional Korean ingredients like rice water and panthenol. Offers SPF50+ PA++++ in a super breathable formula.
🧪 Star Ingredients
- 30% Rice Seed Water – Brightening, soothing, and packed with amino acids.
- Panthenol (Vitamin B5) – Moisture retention + skin barrier support.
- Colloidal Oatmeal – Naturally calming and anti-inflammatory.
- Modern UV Filters – Tinosorb S, Uvinul A Plus, Mexoryl XL & SX for superior UVA/UVB protection.
💧 Texture & Feel
Watery-lotion texture that glides on like a serum. Absorbs fast, no white cast, no greasiness. Leaves a natural, slightly dewy finish — perfect for oily or combo skin.
⚙️ Performance & Protection
Uses advanced UV filters that hold up well under daylight and humidity. Doesn’t feel heavy and allows for easy reapplication, even over makeup.
💡 Best For
- Combination to oily skin types
- Those who want hydration without heaviness
- Reactive or sensitive skin needing gentle formulas
- Anyone looking for an affordable, daily-use sunscreen
❓ Frequently Asked Questions (FAQ)
Q1. Do either of these sunscreens leave a white cast?
Nope! Both ROUND LAB and Beauty of Joseon are formulated to leave zero white cast, making them suitable for all skin tones — a huge win for deeper complexions!
Q2. Which one works better under makeup?
Both perform well, but ROUND LAB has a slight edge thanks to its moisturizer-like texture that creates a smooth, hydrated base for foundation.
Q3. I have oily skin. Which one should I choose?
Go for Beauty of Joseon Relief Sun Aqua Fresh. Its lightweight, watery finish is tailor-made for oily and combination skin.
Q4. Are they reef-safe and cruelty-free?
Yes! Both formulas avoid reef-harming ingredients, and the brands are cruelty-free — great news for ethical beauty lovers 🌍🐰
Q5. Do I need to reapply them during the day?
Absolutely! For optimal protection, reapply every 2–3 hours, especially if you’re outdoors or sweating. Both formulas reapply smoothly without pilling.
🧴 Final Verdict: Which One Should You Choose?
🌿 Choose ROUND LAB Birch Juice if your skin craves hydration, you wear makeup often, or you want a moisturizer and sunscreen in one easy step.
🍚 Pick Beauty of Joseon Aqua Fresh if your skin tends to get oily, you like ultra-light textures, or you’re looking for an affordable daily SPF with modern UV filters.
Both are standout K-beauty sunscreens, so it really comes down to your skin type and personal preference. No matter which you go with — your skin wins. 💯
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