What it is:

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

Key Ingredient(s):

• Pure retinol (Vitamin A): accelerates collagen production and skin turnover to improve fine lines 
• Plant-derived squalane: protects the skin from external irritation
• Tocotrienol (super Vitamin E): reduces visible signs of aging & skin damage

Made in Korea 

Brand: COSRX

Highlight: Highly concentrated 0.5% pure retinol oil formula. Promotes skin's firmness and smoothness

How to use:

Night time use only

AVOID direct contact with eyes and mouth 

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

/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.