The CSA Philosophy™


Begin your journey to a youthful future with The CSA Philosophy, Medik8’s simple strategy for ultimate skin rejuvenation. Vitamin C plus sunscreen by day, vitamin A by night – the secret to younger-looking, radiant skin couldn’t be easier. Featuring an antioxidant-rich vitamin C serum, an ultra-sheer SPF 30 moisturiser, and our award-winning Intelligent Retinol (vitamin A), skin is visibly restored and beautifully revitalised.



Surface Radiance Cleanse, 40ml

Uplifting cleanser gently renews and purifies to uncover a smooth, radiant complexion

C-Tetra+ Intense, 10ml

Powerful antioxidant serum infused with vitamin C to deeply hydrate and restore

Advanced Day Total Protect, 50ml

Environmental protection in a deeply hydrating, fast-absorbing SPF 30 moisturiser

Retinol 3TR+ Intense, 5ml

Resurfaces the complexion for luminous skin, while fine lines and wrinkles diminish


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Categories: , , , , SKU: 818625021467


Treat yourself or someone you love to the ultimate skin rejuvenating ritual. This restorative 4-step skincare routine contains everything you need for a youthful, radiant complexion. Surface Radiance Cleanse refreshes the senses as it purifies the complexion. C-Tetra+ Intense combines the best brightening actives to leave skin soft and glowing. Advanced Day Total Protect helps to shield skin from harmful UV rays. Retinol 3TR+ Intense rejuvenates overnight to leave you with a visibly younger complexion by morning.

Surface Radiance Cleanse

Aqua (Water), Sodium C14-16 Olefin Sulfonate, Sodium Cocoamphoacetate, Cocamidopropyl Hydroxysultaine, Sodium Chloride, Glycerin, Salicylic Acid, Mandelic Acid, Citrus Aurantium Dulcis (Orange) Peel Oil, Citrus Aurantium Dulcis (Orange) Fruit Extract, Disodium EDTA, Citrus Aurantium Bergamia (Bergamot) Fruit Oil, Garcinia Mangostana (Mangosteen) Peel Extract, Yucca Schidigera Root Extract, Lactic Acid, Sodium Hydroxide, Citrus Grandis (Grapefruit) Peel Oil, Rubus Idaeus (Raspberry) Fruit Extract, Yogurt Extract, Phenoxyethanol, Citrus Aurantifolia (Lime) Oil, Citrus Aurantium Amara (Bitter Orange) Peel Oil, Limonene, Ethylhexylglycerin.

C-Tetra+ Intense

Squalane, Simmondsia Chinensis (Jojoba) Seed Oil, Tetrahexyldecyl Ascorbate, Dimethicone, Candida Bombicola/Glucose/Methyl Rapeseedate Ferment, Citrus Grandis (Grapefruit) Peel Oil, Ethyl Linoleate, Passiflora Edulis (Maracuja) Seed Oil, Tocopheryl Acetate, Panax Ginseng Root Oil, Olea Europaea (Olive) Fruit Oil, Helianthus Annuus (Sunflower) Seed Oil, Prunus Armeniaca (Apricot) Kernel Oil, Prunus Amygdalus Dulcis (Sweet Almond) Oil, PPG-12/SMDI Copolymer, Limonene.

Advanced Day Total Protect

Aqua (Water), Diethylamino Hydroxybenzoyl Hexyl Benzoate, Dibutyl Adipate, Dicaprylyl Carbonate, Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine, C12-15 Alkyl Benzoate, Glycerin, Potassium Cetyl Phosphate, Ethylhexyl Triazone, Cetearyl Alcohol, Butylene Glycol, Sodium Polyacrylate, Phenoxyethanol, Sodium Hyaluronate, Carnosine, Moringa Oleifera Seed Extract, Hydroxyacetophenone, Tetrahexyldecyl Ascorbate, Citrus Limon (Lemon) Peel Oil, Pentylene Glycol, Citrus Aurantium Dulcis (Orange) Peel Oil, Citrus Grandis (Grapefruit) Peel Oil, Ectoin, Citric Acid, Disodium Phosphate, Citrus Nobilis Peel (Mandarin) Oil, Citrus Aurantium Bergamia (Bergamot) Fruit Oil, Citrus Aurantium Amara (Bitter Orange) Leaf/Twig Oil, Theobroma Cacao (Cocoa) Seed Extract, Litsea Cubeba (Verbena) Fruit Oil, Superoxide Dismutase, Cananga Odorata Flower (Ylang Ylang) Oil, Pelargonium Graveolens (Geranium) Oil, Vetiveria Zizanoides (Vetivert) Root Oil, Dehydroacetic Acid, Zingiber Officinale (Ginger) Root Oil, Vanilla Planifolia Fruit Extract, Acacia Decurrens (Black Wattle) Flower Extract, Cedrus Atlantica (Atlas Cedar) Bark Oil, Boswellia Carterii (Frankincense) Oil, Salvia Sclarea (Clary Sage) Leaf Oil, Tromethamine, Disodium EDTA, Benzoic Acid, Xanthan Gum, Phenylethyl Alcohol, Ethylhexylglycerin, Citral, Limonene, Linalool.

Retinol 3TR+ Intense

Squalane, Caprylic/Capric Triglyceride, Carthamus Tinctorius (Safflower) Seed Oil, Dimethicone, Climbazole, Tocopheryl Acetate, Retinol, Pogostemon Cablin (Patchouli) Leaf Oil, Decylene Glycol, 1,2-Hexanediol, PPG-12/SMDI Copolymer, Phenoxyethanol, Lecithin, BHT.

In the morning: Refresh and purify skin with Surface Radiance Cleanse. Illuminate the complexion with C-Tetra+ Intense. Shield skin from UV rays with Advanced Day Total Protect.

In the evening: Cleanse and exfoliate with Surface Radiance Cleanse. Rejuvenate skin overnight with Retinol 3TR+ Intense. Follow with your regular Medik8 moisturiser.




Start the day off right with refreshing Surface Radiance Cleanse, infused with both AHA and BHA power to gently break down impurities and slough off dead skin. Softly exfoliating both the surface of the skin and deep within pores, the citrus-scented cleanser leaves a fresher, clearer looking complexion. Follow up with C-Tetra+ Intense, containing super-stable oil-soluble vitamin C, tetrahexyldecyl ascorbate. Boosting the antioxidant defence levels of the complexion while plumping out fine lines and wrinkles, the skin is left younger-looking and shielded from the day’s aggressors. Layer over the top Advanced Day Total Protect, the ultimate broad spectrum SPF 30 moisturiser for youthful-looking skin. 360 degree protection against all routes to premature skin ageing are covered in this lightweight, invisible sunscreen for everyday use.

In the evening it’s time for retinol, often referred to as the gold standard in anti-ageing skincare. Boosting collagen, cell renewal and blocking pigment production; what can’t this super molecule do for your skin? Retinol 3TR+ Intense is boosted with climbazole, an exceptional ingredient that enhances the power of retinol by blocking the enzyme that breaks down retinoic acid in the skin. This means supercharged power with no extra irritation, a win win.


0.3% Retinol – Pure vitamin A helps to boost collagen levels and enhance the skin’s natural regenerative cycle, leaving skin looking even-toned and youthful.

Climbazole – Climbazole has been found to boost the activity of retinoids in the skin to give the power of higher percentages without the irritation.

Superior UV Filters – A complex of sun filters carefully selected for their longevity, safety and power to protect the skin against harmful UVA and UVB rays.

Tetrahexyldecyl Ascorbate – A lipid-soluble form of vitamin C that provides exceptional antioxidant protection from harmful free radicals, while stimulating collagen production for a youthful complexion.

AHAs & BHAs – Chemical exfoliators that gently break down impurities and slough off dead skin.


Boost the results of The CSA Philosophy

Visit a Medik8 specialist for a detailed skin consultation and experience one of our relaxing anti-ageing facial treatments.

Age Defying Facial

An indulgent age-defying treatment that infuses skin with Medik8 core actives, vitamin C and vitamin A, to reveal a glowing, more youthful appearance.

Age Peel™

A powerful yet gentle chemical peel that targets fine lines, wrinkles and skin imperfections to reveal a restored, youthful-looking complexion.


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