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COSRX The Retinol 0.5 Oil – 20ml / 0.67 oz.


Highly concentrated 0.5% pure retinol

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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


Clinical 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.


20 ml / 0.67 oz.

Key Ingredients

• Pure retinol (Vitamin A) :
Accelerates collagen production and skin turnover to improve fine lines
*Learn more about Retinol →

• Plant-derived squalane :
Protects the skin from external irritation

• Tocotrienol (Super Vitamin E) :
Reduces visible signs of aging and skin damage

Full Ingredients

Squalane, Glycine Soja (Soybean) Oil, Di-C12-13 Alkyl Malate, Retinol(0.5%), Caprylic/Capric Triglyceride, BHT, Tocotrienols, Tocopherol, Elaeis Guineensis (Palm) Oil, Hydroxymethoxyphenyl Decanone


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.


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