Cosrx The Retinol 0.5 Oil - 20Ml

Intensive treatment for a youthful and radiant complexion! 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.

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 the 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 moisturizer step, apply 1-2 drops to areas of concern. e.g. under eyes, mouth, forehead and neck

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.