Cosrx The Vitamin C 23 Serumsuper Vitamin E+ Hyaluronic
Cosrx The Vitamin C 23 Serumsuper Vitamin E+ Hyaluronic
Cosrx The Vitamin C 23 Serumsuper Vitamin E+ Hyaluronic
- Cleanse and tone skin first
- Dispense 2-3 drops onto fingertips
- Press and pat gently into face and neck
- Wait until fully absorbed before next step
- Use morning and/or night as needed
- Follow with moisturizer, and SPF during the day
What Works With This Product & What Doesn't
| Product | ✓ Good | ⚠️ Caution | ✗ Avoid |
|---|---|---|---|
| Hyaluronic acid / hydrating serum | |||
| Sunscreen (SPF 30+) | |||
| Niacinamide | |||
| Retinol (use at night instead) | |||
| Exfoliating acids in the same routine |
How often should I use this product?
Use once a day, in the morning (or evening), after cleansing.
When should I use it?
In the morning after cleansing, followed by moisturizer and sunscreen, for antioxidant protection during the day.
Is tingling normal?
Slight tingling can be normal with vitamin C. Stop if it burns or redness persists.
Why has the color changed?
Vitamin C oxidizes over time. Keep the cap closed and store away from heat and light.
Is this product safe to use during pregnancy?
This type of product is generally considered suitable, but check the full ingredient list and consult your doctor if you're pregnant or breastfeeding.




