Oil-Free Ultra-Moisturizing Lotion with Birch Sap — Reddit Reviews
by COSRX
Updated August 6, 2026
Lightweight and absorbs quickly, making it ideal for layering
What the community says
Lightweight, oil-free lotion with birch sap praised for fast absorption and layering ability, favored by combo and oily skin types but may cause breakouts for some acne-prone users.
What this means for you
What people love
- Lightweight and absorbs quickly, making it ideal for layering
- Oil-free formula that doesn't add greasiness, preferred by combo/oily skin
- Contains birch sap, which offers anti-inflammatory and humectant benefits
Watch out for
- Reported to cause breakouts for a minority with acne-prone skin
- May not provide enough moisture for very dry skin without layering
- Some users find it incompatible when combined with certain actives like tretinoin
Product details
Concerns
Product Traits
Skin type data limited
Where to buy
Real Reddit threads
9 threads from r/30PlusSkinCare, r/tretinoin +2 more
“OR CosRx oil-free Ultra Moisturizing Lotion with Birch Sap”
Positive
“—Round Lab Dokdo Cream”
Positive
“PM:”
Positive
“COSRX oil free ultra moisturizing lotion with birch sap.”
Positive
“It’s very light and non-comedogenic, which is great.”
Positive
“What moisturizer?”
Positive
“the COSRX oil-free birch sap moisturising lotion is my HG.”
Positive
“It's honestly perfect for layering.”
Positive
“it doesn't feel greasy at all.”
Positive
“Moisturizer (CosRx Oil-Free Ultra Moisturizing Lotion with Birch Sap)”
Mentioned
“5. Moisturizer (CosRx Oil-Free Ultra Moisturizing Lotion with Birch Sap)”
Mentioned
“thin layer”
Mentioned
“COSRX - Oil Free Ultra Moisturizing Lotion with birch sap?”
Positive
“It absorbs really quickly,”
Positive
“I’ve been using it for years.”
Positive
“Cosrx oil free ultra moisturizing lotion with birch sap is a solid pick.”
Positive
“for straight up moisturizer”
Positive
“work well for oily combo skin and are fa safe”
Positive
