COSRX The Retinol 0.5 oil 20ml

Highly concentrated 0.5% pure retinol

No purified water or retinol derivatives. Formulated using 0.5% stabilized, pure retinol for powerful anti-aging care. Best for skin accustomed to retinol but still experiencing progressive signs of aging such as loss of elasticity and dryness. For intermediate-level retinol users looking for a highly concentrated, youth booster.

Intensive treatment for a youthful and radiant complexion!

Clinical Results in 4 weeks 
- 22.02% improvement of wrinkles(forehead)
- 18.40% improvement of wrinkles(nasolabial)
- 17.68% improvement of wrinkles(eye area)
- 16.91% improvement of elasticity (external elasticity)
- 13.43% improvement of elasticity (internal elasticity)
- 13.78% improvement of lifting (mouth corner)
- 13.54% improvement of lifting (chin)
- 4.28% improvement of skin age

HOW TO USE

Start small and slow!
During evening care, apply 1 to 2 drops to hand and tap with fingertips from inside out, let absorb. Limit initial use to three times per week; gradually increase frequency to every other night, use as tolerated.

* Have an ‘adaption period’ when using retinol

/Week 1~2/
- Frequency : use only 2~3 times a week at night 
- How to Use : After cleansing, at the serum step, apply 1-2 drops to areas of concern. e.g. under eyes, mouth, forehead and neck

*Tailor your application by mixing the cream to suit your personal preferences

/Week 3~/
- Frequency : may apply every other day at night
- How to use : After cleansing, at the moisturizer step, may spread over the entire face.

* The "building tolerance" phase can be shortened or extended depending on individual differences
* Maintain this phase until no discomfort is experienced. 
* Gradually increase frequency and areas of application.