Dr. Koo Recommends*

Ph-Optimum Retinol Pads and Cream

Retinol is your most impactful scientifically proven ingredient against skin imperfections and aging. Everyone needs Retinol to reduce wrinkles and loss of elasticity. My four different concentration levels of Retinol are delivered to you as you need them without Tachyphylaxis or irritation. 

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LEVEL 1 – pH OPTIMUM RETINOL SUSTAINING – 1000 IUs

LEVEL 1 – pH OPTIMUM RETINOL SUSTAINING – 1000 IUs

For Retinol Novices or Sensitive Skin

$120
LEVEL 2 – pH OPTIMUM RETINOL ACTIVATE - 2000 IUsLEVEL 2 – pH OPTIMUM RETINOL ACTIVATE - 2000 IUs

LEVEL 2 – pH OPTIMUM RETINOL ACTIVATE - 2000 IUs

For mild to moderate wrinkles, uneven texture, and fine pores

$165
LEVEL 3 – pH OPTIMUM RETINOL REPAIRING - 5000 IUsLEVEL 3 – pH OPTIMUM RETINOL REPAIRING - 5000 IUs

LEVEL 3 – pH OPTIMUM RETINOL REPAIRING - 5000 IUs

For moderate to advanced wrinkles, irregular texture, and noticeable pores

$185
LEVEL 4 – pH OPTIMUM RETINOL RESTORING - 8000 IUsLEVEL 4 – pH OPTIMUM RETINOL RESTORING - 8000 IUs

LEVEL 4 – pH OPTIMUM RETINOL RESTORING - 8000 IUs

For deep wrinkles, rough texture, and significant pores

$215
Anti-Oxidant Vitamin SerumAnti-Oxidant Vitamin Serum

Anti-Oxidant Vitamin Serum

For All Skin Types

$200
Replenishing Eye SerumReplenishing Eye Serum

Replenishing Eye Serum

For all skin types

$200