COSRX The Retinol 0.5 Oil Super Vitamin E+ Squalane 20ml

Highly concentrated 0.5% pure retinolNo 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 ageClinical Results in 2 weeks- 48.87% improvement of pore (volume)- 45.74% improvement of pore (area)*Based on clinical trials of 20 subjects. *Dermacosmetic Skin Science Laboratory Co., Ltd.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