COSRX
COSRX The Retinol 0.5 Oil
COSRX The Retinol 0.5 Oil
Smoother skin starts overnight.
Reduces fine lines, improves texture, and brings back skin firmness.
100% Original & Authentic
Open the delivery bag and inspect this item before paying. Pay only after you are happy with what you received.
Authentic Korean Product · Fast 2–4 Day Delivery · Pay When It Arrives (Cash on Delivery)
Limited Stock · Delivered in 2–4 Days · Pay on Delivery
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- Open & Inspect Check before paying
- Cash on Delivery No prepayment
- 2–4 Day Delivery $3 · Free over $40
If you are not comfortable with the order after checking it, you can refuse it with the driver.

Why you need this?
• Fine lines are starting to show.
• Your skin feels less firm than before.
• Texture looks uneven or rough.
• Your face looks tired and less fresh.
• Pores look more visible.
• Your skincare stopped giving results.
• You want smoother, clearer-looking skin.
This is the step that upgrades your skin overnight.
Why it works?
• Speeds up skin renewal for smoother texture.
• Softens the look of fine lines and wrinkles.
• Improves skin firmness and bounce.
• Refines pores and uneven surface.
• Nourishes skin with oil-based hydration.
Who is it for?
• Fine lines and early wrinkles.
• Loss of firmness or elasticity.
• Rough or uneven skin texture.
• Enlarged pores.
• People already used to basic skincare.
What to expect?
First Use: skin feels softer and smoother.
1–2 Weeks: texture looks more even.
3+ Weeks: skin looks firmer, smoother, and more refined.
How to use?
At night only:
• Apply 1–2 drops on clean, dry skin.
• Gently spread across the face.
• Avoid eyes and lips.
• Start 2–3 times per week, then increase.
Quality Assurance
No prepayment required.
You receive the product, check it, then decide.
Gentle care · Authentic product · Low risk.