Birch Juice Mild-Up Sunscreen UVLock SPF 50+ Broad Spectrum
SUMMARY OF REVIEWS
Round Lab Birch Juice Mild-Up Sunscreen SPF 50+ is a hydrating, glidey formula that feels moisturizing without being sticky or greasy, according to several creators. Board-certified dermatologist Doctorly calls it "just phenomenal," and multiple users note it works well under makeup without pilling or stinging eyes. However, Lab Muffin Beauty Science (chemistry PhD) warns that on deeper skin tones (e.g.
FULL REVIEWS
POSITIVE
- “Immediately when I used it, I was like, 'Oh my goodness.'”9:43–9:47
- “It gives the most beautiful glow. It is truly glass skin in a jar”
- “This has not caused me to break out whatsoever at all”9:12–9:16
- “I have not had that issue once with this and I've used it pretty much every single day in the morning and then I do my makeup right on top of it. Sits beautifully”
- “I think my makeup looks even better because of the glow this gives”9:29–9:32
- “This moisturizer truly stopped me in my tracks. I was like, 'Oh my goodness.'”9:40–9:45
- “I already ordered another one on Amazon cuz I was like, I can't go without it. I need it”9:45–9:50
- Source: Must-have beauty and skincare products for 2026 - Jan 21, 2026
- “It's just phenomenal”
- “The US version which you can find in Target is also phenomenal”14:04–14:06
- Source: Best K-Beauty Products from Favorite Brands | Dermatologist Picks - Jul 2, 2026
- “This in terms of texture and how lightweight it is would be my number one recommendation for long wear”0:54–0:58
- “I repurchased the Purto”
- Source: Best Korean skincare products in 2025 - May 22, 2025
- “It's very very similar to the Beauty of Joseon sunscreen which has been my longtime favorite”15:04–15:11
- “They feel almost the same on my skin. I would say that this is like a touch more moisturizing”15:15–15:19
- “It's glidey and moisturizing without being like sticky or greasy”15:19–15:24
- “If I apply this unevenly and let it dry then and sometimes I will get a bit of a white streak but it blends out really easily”15:24–15:33
- “On some people with darker skin there is a slight white cast though that doesn't go away. So for example my friend Esther who is themelaninchemist on Instagram her skin tone is nw45”15:33–15:37
- “There's no alcohol in the sunscreens from this family and most of these also don't have fragrance”15:43–15:47
- Source: Top Sunscreen Recommendations 2024 - Jun 10, 2024
- “Clean ingredients also and when you put it on the face glide, no white cast, super hydrating also and it does the job”1:57–2:03
- Source: Best purchases of 2025 - Jan 3, 2026
- “It's got birch sap in it, so even though it's a sunscreen, it's hydrating, not sticky, not suffocating”9:37–9:43
- “On most skin, there's no harsh white cast, so people wear it daily without a second thought”9:46–9:52
- “The sunscreen sold at US Olive Young is not the same formula as the one in Korea”9:54–10:00
- “The US version usually applies worse and finishes worse”10:19–10:24
- “If your skin is very oily, extremely sensitive, or you have a birch allergy, this might not be a perfect match. Some people get a white cast or breakouts”11:16–11:25
- Source: 7 Olive Young Products Koreans Actually Rebuy - Jun 25, 2026
- “The filters do not sting my eyes, which is fantastic”14:59–15:02
- “This is slightly more of like a dry formula”15:15–15:18
- “This is what I like to use underneath my makeup. So, this does not pill on me, which is fantastic”15:37–15:39
- “It doesn't sting my eyes”15:43–15:44
- Source: Empties review: skincare and haircare products - Jan 20, 2026
MIXED / NEGATIVE
No negative reviews yet — creators have only had good things to say.
WHAT CREATORS SAY
- Consensus
- 4.5 / 5 from 7 creator reviewsGrailPeople ratings based on creator reviews.
- Features
- No white cast (2) · Fragrance-free (1) · Hydrating (3) · Under makeup (2)
- ⚠ leaves a white cast (1)
- ⚠ can feel drying / tight (1)
- ⚠ may not suit oily skin (1)
- ⚠ may not suit sensitive skin (1)
- ⚠ didn't help with acne (1)
Product details
Details
- Type
- sunscreen
- Finish
- natural
- Shade
- —
- Key ingredients
- Zinc Oxide, Hyaluronic Acid, Glyceryl Glucoside, Betula Platyphylla Japonica Juice, Artemisia Annua Extract, Tocopherol, Ascorbic Acid
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