Rated 4.8/5 by 3,500+ verified DuoGen customers.

A complete 7-product AM and PM active skincare system for fine lines, dullness, hydration and long-term skin health. Includes Retinol, Vitamin C, Niacinamide, Peptides, SPF and daily barrier support.

Rated 4.8/5 by 3,500+ verified DuoGen customers.

A complete 7-product AM and PM active skincare system for fine lines, dullness, hydration and long-term skin health. Includes Retinol, Vitamin C, Niacinamide, Peptides, SPF and daily barrier support.

Regular price
£269.99
Sale price
£269.99
DuoGen Complete 7-Product Active Skincare System

Hyaluronic Acid
for deep hydration + plumpness

DuoGen Complete 7-Product Active Skincare System

Vitamin C
for brighter-looking skin + antioxidant protection

DuoGen Complete 7-Product Active Skincare System

Retinol + Peptides
for firmer skin + reduced fine lines

Free shipping over £30

100-Day Money-Back Guarantee

Free UK shipping

Fragrance-free

Vegan

Cruelty-free

Made in the UK

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Triple Vitamin C Serum
Brightens dull-looking skin and supports a more even-looking tone.

Retinol Serum
Supports smoother-looking texture and the appearance of fine lines.

5% Niacinamide Daily Moisturiser
Supports hydration, barrier care and daily skin balance.

Hyaluronic Acid Serum
Hydrates and plumps the look of skin.

SPF 50+ Daily Moisturiser
Protects skin during the day while supporting daily hydration.

Peptide Face & Neck Night Cream
Nourishes overnight and supports firmer-looking skin.

Peptide Eye Cream
Targets the delicate eye area with peptide support.

  • Hydrates, plumps, and strengthens the skin barrier

  • Brightens and evens the appearance of skin tone

  • Smooths the look of fine lines, wrinkles, and texture

  • Firms the face, neck, and eye area for a more youthful appearance

  • Helps reduce visible congestion, excess oil, and blemishes

  • Protects against UV damage and environmental stressors

  • Delivers antioxidant defence against premature ageing

  • Supports healthier-looking skin through a complete daily routine

AM:

  • Triple Vitamin C Serum
    Apply 1 pump to the face. Avoid the eye area.
  • Hyaluronic Acid Serum
    Apply 1 drop to the face. Can also be used around the eyes and neck.
  • 5% Niacinamide Daily Moisturiser
    Apply 1-2 pumps to the face and neck.
  • SPF 50+ Daily Moisturiser
    Apply liberally to face and neck 15 minutes before sun exposure. Reapply as needed throughout the day.


PM:

  • Retinol Serum
    Apply a pea-sized amount to clean, dry skin, avoiding the eye area.
  • Hyaluronic Acid Serum
    Apply 1 drop to the face. Can also be used around the eyes and neck.
  • Peptide Face & Neck Night Cream
    Massage 2 full pumps onto face, neck, and décolletage.
  • Peptide Eye Cream
    Gently dab a small amount under the eyes and around the orbital bone for overnight hydration and firming.

Encapsulated Retinol

Supports smoother-looking skin and the appearance of fine lines and wrinkles.
Found in:
Retinol Serum

Triple Vitamin C

Supports brighter-looking skin and a more even-looking complexion while providing antioxidant support.
Found in: Triple Vitamin C Serum

Peptide Complex

Supports firmer-looking skin and helps improve the appearance of skin elasticity.
Found in: Peptide Face & Neck Night Cream, Peptide Eye Cream

Hyaluronic Acid

Hydrates and plumps the look of skin by helping attract and retain moisture.
Found in: Hyaluronic Acid Serum, Retinol Serum

Niacinamide

Supports the skin barrier, hydration, and overall skin balance.
Found in: 5% Niacinamide Daily Moisturiser, Triple Vitamin C Serum

SPF 50+

Helps protect skin from UVA and UVB exposure while supporting daily skin health.
Found in: SPF 50+ Daily Moisturiser

Full Ingredients List

Hyaluronic Acid Serum: Aqua, Phenoxyethanol, Sodium Hyaluronate, Ethylhexylglycerin, Citric Acid.

Retinol Serum: Aqua, Polysorbate 20, Propanediol, Phenoxyethanol, Lecithin, Pentylene Glycol, Sodium Hyaluronate, Ethylhexylglycerin, Alcohol, Potassium Phosphate.

Triple Vitamin C Serum: Aqua (Water), 3-O-Ethyl Ascorbic Acid, Cyclodextrin, Polyglyceryl-6 Stearate, Ascorbyl Tetraisopalmitate, Coco-Caprylate, Glycerin, Dicaprylyl Carbonate, Cetearyl Alcohol, Glyceryl Stearate SE, Prunus Avium (Sweet Cherry) Seed Oil, Vitis Vinifera (Grape) Seed Oil, Benzyl Alcohol, Polyglyceryl-6 Behenate, Sodium Metabisulfite, Xanthan Gum, Niacinamide, Tocopherol, Sodium Starch Octenylsuccinate, Ferulic Acid, Sodium Gluconate, Calcium Pantothenate, Maltodextrin, Helianthus Annuus (Sunflower) Seed Oil, Benzoic Acid, Sodium Citrate, Sodium Hydroxide, Sodium Ascorbyl Phosphate, Dehydroacetic Acid, Sodium Hyaluronate, Pyridoxine HCL, Tocopheryl Acetate, Silica.

Peptide Face & Neck Night Cream: Aqua, Caprylic/Capric Triglyceride, Glycerin, Cetearyl Alcohol, Polyglyceryl-3 Methylglucose Distearate, Butyrospermum Parkii Butter, C15-19 Alkane, Glyceryl Stearate SE, Candelilla Cera, Benzyl Alcohol, Xanthan Gum, Caprylyl Glycol, Sodium Stearoyl Glutamate, Benzoic Acid, Sodium Phytate, Tocopherol, Dehydroacetic Acid, Citric Acid, Helianthus Annuus Seed Oil, Sodium Hyaluronate, Acetylarginyltryptophyl Diphenylglycine.

Peptide Eye Cream: Aqua, Caprylic/Capric Triglyceride, Polyglyceryl-3 Methylglucose Distearate, Glycerin, Cetearyl Alcohol, C15-19 Alkane, Glyceryl Stearate SE, Butyrospermum Parkii Butter, Candelilla Cera, Phenoxyethanol, Butylene Glycol, Caprylyl Glycol, Sodium Stearoyl Glutamate, Xanthan Gum, Citric Acid, Ethylhexylglycerin, Sodium Phytate, Tocopherol, Carbomer, Helianthus Annuus Seed Oil, Polysorbate 20, Sodium Hyaluronate, Palmitoyl Tripeptide-1, Palmitoyl Tetrapeptide-7.

5% Niacinamide Daily Moisturiser: Aqua, Caprylic/Capric Triglyceride, Niacinamide, Dimethicone, Propanediol, Polyglyceryl-3 Methylglucose Distearate, Glyceryl Stearate SE, Squalane, Cetearyl Alcohol, Sodium Stearoyl Glutamate, Olive Glycerides, Benzyl Alcohol, Xanthan Gum, Citric Acid, Ceramide NP, Sodium Hyaluronate, Tocopherol, Benzoic Acid, Aloe Barbadensis Leaf Juice Powder, Sodium Phytate, Dehydroacetic Acid, Helianthus Annuus Seed Oil.

SPF 50+ Daily Moisturiser: Aqua, Octocrylene, C12-15 Alkyl Benzoate, Glycerin, Butyl Methoxydibenzoylmethane, Ethylhexyl Salicylate, Phenylbenzimidazole Sulfonic Acid, Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine, Ethylhexyl Triazone, Cetearyl Alcohol, Dicaprylyl Carbonate, Aminomethyl Propanol, Cellulose, Panthenol, Tocopheryl Acetate, Caprylyl Glycol, Sodium Stearoyl Glutamate, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Caprylhydroxamic Acid, Xanthan Gum, Disodium EDTA.

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fragrance-free
cruelty-free
gluten-free
vegan
dermatologist-tested
compliance certified

Why thousands of customers trust DuoGen

Featured reviews from DuoGen customers using products in this system.

FREQUENTLY ASKED QUESTIONS

Having trouble finding your answer below? Email us at hello@duogenskin.co.uk 🙂

The Complete System includes 7 full-size products designed to work together as a complete AM and PM skincare routine. Combining Retinol, Vitamin C, Niacinamide, Hyaluronic Acid, Peptides, and SPF 50+, it helps support hydration, brightness, smoother-looking skin, and long-term skin health in one simple system.
When used as directed, The Complete System is designed to last approximately 60 days.
AM Routine

1. Triple Vitamin C Serum
Apply 1 pump to the face. Avoid the eye area.

2. Hyaluronic Acid Serum
Apply 1 drop to the face. Can also be used around the eyes and neck.

3. 5% Niacinamide Daily Moisturiser
Apply 1–2 pumps to the face and neck.

4. SPF 50+ Daily Moisturiser
Apply liberally to the face and neck 15 minutes before sun exposure. Reapply as needed throughout the day.

PM Routine

1. Retinol Serum
Apply a pea-sized amount to clean, dry skin, avoiding the eye area.

2. Hyaluronic Acid Serum
Apply 1 drop to the face. Can also be used around the eyes and neck.

3. Peptide Face & Neck Night Cream
Massage 2 full pumps onto the face, neck, and décolletage.

4. Peptide Eye Cream
Gently dab a small amount under the eyes and around the orbital bone.
All products in The Complete System are fragrance-free and formulated to support skin health without unnecessary irritants or fillers. Because the routine contains active ingredients such as Retinol and Vitamin C, we recommend introducing products gradually and patch testing before use.
Yes. If you already use Retinol or Vitamin C, you can incorporate The Complete System into your routine. We recommend avoiding the use of multiple Retinol or Vitamin C products at the same time to avoid the risk of irritation.
Yes. As with any new skincare product, we recommend patch testing before full use, particularly if you have sensitive or reactive skin.
We offer a 100-Day Money-Back Guarantee. If The Complete System is not right for you, simply contact our team within 100 days of purchase and we will be happy to help.

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