Name: #1 The Serum
Brand: RATIONALE
Availability: InStock

Samples with every order

Unlock The Brilliance Booster with every purchase of #3 The Brilliance Tinted Serum Broad Spectrum SPF50+ 1.0 fl. oz. T+Cs apply.

Complimentary delivery on all orders

Samples with every order

Unlock The Brilliance Booster with every purchase of #3 The Brilliance Tinted Serum Broad Spectrum SPF50+ 1.0 fl. oz. T+Cs apply.

Complimentary delivery on all orders

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#1 The Strengthening Serum

Strengthening serum for combination skin types.

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Hydrating and calming cream for combination skin.

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#3 The Brilliance Tinted Serum Broad Spectrum SPF50+

An illuminating and protective serum for all skin types.

From $72.00

#4 The Nourishing Cleanser

A ceramide cream facial cleanser for all skin types.

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#5 The Serum

Skin-refining serum for resilient skin.

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Rejuvenating night cream for all skin types.

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By Collection

#1 Strengthening

B-Group Vitamins, including niacinamide, help fortify skin barrier function.

Brightening

Multi-Vitamin Complexes with Vitamin C help visibly brighten skin.

SPF

Zinc Fusion Technology elicits a radiant and protected complexion.

Nourishing

Intercellular Lipids and Ceramide Complex comfort and support skin barrier function.

Refining

Hydroxy Acids and Peptides restore a look and feel of radiant skin clarity.

Rejuvenating

Vitamin A Complex (incl. Retinal & Retinol) and Bakuchiol support skin turnover.

By Type

Serums SPF Cleansers Crèmes Hydragels Eye Crèmes Masks Shop All

By Skin Concern

Identifying Skin Concerns Hyperpigmentation Fine Lines + Wrinkles Dryness Dehydration Sensitivity + Redness Congestion Shop All

By Key Active

Niacinamide Retinol Zinc Oxide Hyaluronic Acid Vitamin C AHA/BHA Ceramides Shop All

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#1 The Serum

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United States USD

Australia AUD

United Kingdom GBP

New Zealand NZD