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New to the RATIONALE?
Discover how our six collections work together in one ritual.
Take our Skin Questionnaire
Answer a few questions about your skin and receive a ritual tailored to your goals in minutes.
Three Collections for Morning
#1 The Strengthening Collection
B-Group Vitamins (including niacinamide) to support skin resilience and hydration.
#2 The Brightening Collection
Vitamin C and antioxidant multi-vitamins to visibly brighten and protect against oxidative stress.
#3 The Brilliance Collection
Zinc Oxide, Melanin and Iron Oxides to visibly illuminate and defend against solar damage.
Three Collections for Evening
#4 The Nourishing Collection
Intercellular lipids and ceramides to fortify barrier function and support skin hydration.
#5 The Refining Collection
Hydroxy Acids and peptides to support skin pH and visibly refine tone and texture.
#6 The Rejuvenating Collection
Vitamin A (including retinol and retinal) and DNA Repair Enzymes for renewed skin turnover.
Sets + kits
Bestselling kits
The Protect Daily Duo
Strengthening and Protective Set
$405.90
The Repair Nightly Duo
Cleansing and Rejuvenating Set
$346.50
The Discovery Travel Kit
A travel-sized Essential Six ritual
$545.00
The Antioxidant Brightening Duo
Brightening + Rejuvenating Duo
$429.30
Strengthening serum for combination skin types.
From $126.00
A Vitamin C antioxidant hydrating cream for combination skin.
$222.00
Illuminating protective serum.
From $130.00
A ceramide cream facial cleanser for all skin types.
From $88.00
Skin-refining serum for resilient skin.
$213.00
Rejuvenating night cream for all skin types.
From $121.00