The Protect Daily Duo
Featuring #1 The Strengthening Serum (30ml) and #3 The Brilliance Tinted Serum SPF50+ (30ml), this advanced daytime duo works synergistically to support skin barrier defence with niacinamide, while Zinc Fusion Technology imparts a radiant, transparent finish while protecting skin.
(Formerly #1 The Serum and #3 The Tinted Serum SPF50+).
Available at special reward pricing.
Same Day Delivery and Click + Collect offered in metro areas.
New Names, Same Favourite Formulations
Featuring #1 The Strengthening Serum and #3 The Brilliance Tinted Serum SPF50+ (Formerly #1 The Serum and #3 The Tinted Serum SPF50+).
In the coming weeks and months, you’ll begin to see a shift in how our formulations and collections are named and presented on our packaging. This change is small, but significant—and intended to support client navigation, education, and discoverability when it comes to exploring the RATIONALE range. It’s an evolution we’re proud to be bringing you on.
Inside The Protect Daily Duo
This AM Discovery Set features two formulations to strengthen and protect the skin.
#1 The Strengthening Serum (30ml)
Strengthening serum
RRP $206
This sophisticated serum supports skin barrier defence with a proprietary Complex of B-Group Vitamins, restoring radiance as it amplifies hydration.
Targets: Dehydration, blemishes and congestion, fine lines and wrinkles
#3 The Brilliance Tinted Serum SPF50+ (30ml)
Superlative protective serum
RRP $204
This illuminating daily SPF50+ serum protects skin with proprietary Zinc Fusion Technology, safeguarding luminosity while imparting a transparent finish.
Targets: Hyperpigmentation
This sophisticated serum supports skin barrier defence with a proprietary Complex of B-Group Vitamins, restoring radiance as it amplifies hydration.
Targets: Dehydration, blemishes and congestion, fine lines and wrinkles
This illuminating daily SPF50+ serum protects skin with proprietary Zinc Fusion Technology, safeguarding luminosity while imparting a transparent finish.
Targets: Hyperpigmentation
The Ritual
For radiant daytime protection, apply #1 The Strengthening Serum first, and finish with #3 The Brilliance Tinted Serum SPF50+
The Results
#1 The Strengthening Serum
91%
reported improved skin hydration.
82%
saw a boost in radiance.
82%
experienced enhanced skin nourishment.
*Based on a 56-day trial with 22 participants
#3 The Brilliance Tinted Serum SPF50+
90%
saw a more even tone
87%
reported brighter, more radiant skin
65%
noticed an improvement in their hyperpigmentation
*Based on a 28-day trial with 54 participants.
In Synergy With
#2 The Light Crème
Benefits
Hydrates, Visibly firms, Re-energises skin, Evens tone,
Suited To
Combination skin,
#2 The Mask
Benefits
Visibly brightens, Evens tone, Re-energises skin,
Suited To
Combination skin,
#4 The Eye Crème
Benefits
Visibly brightens, Firms and plumps, Nourishes and refreshes,
Suited To
All skin,
Frequently Asked Questions
Designed to be an ideal introduction to RATIONALE, The Protect Daily Duo is a carefully curated edit of #1 The Strengthening Serum and #3 The Brilliance Tinted Serum SPF50+ at special reward pricing.
The Protect Daily Duo is suitable for all skin types and is an ideal way to begin your RATIONALE journey.
#1 The Strengthening Serum and #3 The Brilliance Tinted Serum SPF50+ are formulated for daytime use to optimise environmental protection.
Apply #1 The Strengthening Serum as the first step in your daily ritual, and #3 The Brilliance Tinted Serum SPF50+ last, after your hydrators, before Beautiful Skin Superfluid SPF30.
Yes, The Protect Daily Duo can visibly calm redness that may be associated with menopausal skin, while optimising solar and environmental protection.
Yes, this set can be used during pregnancy and breastfeeding. If you have any concerns or further questions about using active ingredients in skincare during pregnancy, we always recommend consulting your medical practitioner.
Please note: while imagery may indicate updated naming for both/all products included in this bundle, actual product received as part of your order may still reflect the original naming on the packaging.
Inside the Formulations
Our proprietary Complexes work synergistically to support skin barrier defence and offer superlative daytime protection.
Rosa Damascena (Rose) Flower Water, Niacinamide, Glycerin, Pentylene Glycol, Aloe Barbadensis (Aloe Vera) Leaf Juice, Aqua (Water), Methylpropanediol, Coco-Caprylate/Caprate, Glyceryl Stearate Citrate, Cetearyl Alcohol, Caprylyl Glycol, Olive Oil Decyl Esters, Xanthan Gum, PEG-40 Hydrogenated Castor Oil, Trideceth-9, Hydrogenated Lecithin, Cetyl Alcohol, Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, Phenylpropanol, Santalum Spicatum (Sandalwood) Seed Oil, Citrus Aurantium Dulcis (Orange) Oil, Disodium EDTA, Glyceryl Caprylate, Squalene, Propylene Glycol, Butylene Glycol, Citrus Aurantium Bergamia (Bergamot) Fruit Oil, Citrus Grandis (Grapefruit) Peel Oil, Citrus Limon (Lemon) Peel Oil, Litsea Cubeba Fruit Oil, Citrus Aurantium Bergamia (Bergamot) Leaf Oil, Juniperus Mexicana Oil, Pelargonium Graveolens Oil, Citrus Aurantium Amara (Bitter Orange) Flower Oil, Eugenia Caryophyllus (Clove) Leaf Oil, Sodium Hyaluronate, Ascorbyl Glucoside, Collagen Amino Acids, Polysorbate 60, Sorbitan Isostearate, Citric Acid, Ceteareth-25, Potassium Sorbate, Magnesium Aspartate, Zinc Gluconate, Brachychiton Acerifolius Flower Extract, Sodium Benzoate, Leuconostoc/Radish Root Ferment Filtrate, Leuconostoc/Radish Root Ferment Lysate Filtrate, Phospholipids, Adenosine Triphosphate, Glycosphingolipids, Behenic Acid, Ceramide NP, Cholesterol, Copper Gluconate, Ethylhexylglycerin, Phenoxyethanol, Ceramide NS, Glycine, Tocopherol, Serine, Glutamic Acid, Ceramide AP, Ceramide EOP, Ceramide EOS, Banksia Serrata Flower Extract, Citrus Australasica Fruit Extract, Davidsonia Pruriens Fruit Extract, Hibiscus Sabdariffa Flower Extract, Melaleuca Alternifolia (Tea Tree) Leaf Extract, Santalum Acuminatum Fruit Extract, Tasmannia Lanceolata Fruit Extract, Telopea Speciosissima Flower/Leaf Extract, Terminalia Ferdinandiana Fruit Extract, Aspartic Acid, Leucine, Acetyl Octapeptide-3, Caprooyl Phytosphingosine, Caprooyl Sphingosine, Alanine, Lysine, Arginine, Tyrosine, Phenylalanine, Proline, Threonine, Valine, Isoleucine, Histidine, Limonene, Citral, Citronellol, Geraniol, Linalool, Eugenol
Zinc Oxide, Undecane, Caprylic/Capric Triglyceride, Tridecane, Aqua (Water), Butyloctyl Salicylate, Lauryl Peg-10 Tris(Trimethylsiloxy)Silylethyl Dimethicone, Coco-Caprylate/Caprate, Polyhydroxystearic Acid, Boron Nitride, Capryloyl Glycerin/Sebacic Acid Copolymer, Ethylhexyl Methoxycrylene, Helianthus Annuus (Sunflower) Seed Oil, Dimethicone, Methyl Methacrylate Crosspolymer, Sodium Potassium Aluminum Silicate, Pentylene Glycol, Silica, Propanediol, 7-Dehydrocholesterol, Bisabolol, Sodium Chloride, Polyurethane-79, Maltodextrin, Cetearyl Dimethicone Crosspolymer, Mica, Copernicia Cerifera (Carnauba) Wax, 1,2-Hexanediol, Fragrance/Parfum*, Pongamol, C12-15 Alkyl Benzoate, Calcium Silicate, Voandzeia Subterranea Seed Extract, Glycerin, Lupinus Albus Seed Extract, Caprylhydroxamic Acid, Disodium Edta, Melanin, Tin Oxide, Phenoxyethanol, Lecithin, Triethoxycaprylylsilane, Plankton Extract, Micrococcus Lysate, Arabidopsis Thaliana Extract, Octyldodecanol, Polyglyceryl-6 Polyricinoleate, Tocopherol, Ethylhexylglycerin, Dilinoleic Acid/Butanediol Copolymer, Disodium Stearoyl Glutamate, Castor Oil/Ipdi Copolymer, Sodium Hyaluronate, Sorbitan Oleate, Acetyl Tetrapeptide-22, Limonene, Citrus Aurantium Peel Oil, Citrus Aurantium Bergamia (Bergamot) Peel Oil, Linalyl Acetate, Vanillin, Linalool, Pinene, Lavandula Oil/Extract, Pelargonium Graveolens (Geranium) Flower Oil, Citronellol, Ci 77891 (Titanium Dioxide), Ci 77492 (Iron Oxides), Ci 77491 (Iron Oxides), Ci 77499 (Iron Oxides), Ci 42090 (Blue 1 Lake). *Contains: Juniperus Mexicana Oil, Citrus Aurantium Dulcis (Orange) Oil, Citrus Aurantium Bergamia (Bergamot) Leaf Oil, Citrus Aurantium Amara Flower Oil, Eugenia Caryophyllus (Clove) Leaf Oil.