Beauty Comparison
Redken Color Extend Blondage Shampoo Double

Photo and link: Amazon

Redken

Color Extend Blondage Shampoo Double

shampoo · 300 ml · Haircare

Redken Color Extend Blondage Shampoo Double is free of essential oils, parabens and MI / MCI, going by its full 30-ingredient list, with salicylic acid. List checked November 6, 2026.

The catch: it contains fragrance, labelled fragrance allergens (Linalool, Coumarin), drying alcohol, sulfates (Sodium Laureth Sulfate, Sodium Lauryl Sulfate) and silicones (Amodimethicone).

  • Contains fragrance
  • No essential oils
  • Contains labelled fragrance allergens
  • Contains drying alcohol
  • Contains sulfates
  • Contains silicones
  • Paraben-free
  • No MI/MCI

£34.45at Amazon UK

Amazon UK prices as of 6 November 2026, 05:32 GMT; Amazon sets the final price at checkout.

Listed in Amazon's stores in United Kingdom · Germany · France · Italy · Spain · Netherlands · Poland · Sweden; links take you to your own store.

Key ingredients in Color Extend Blondage Shampoo Double

  • Salicylic acid (BHA)

    Loosens flakes and build-up on the scalp.

Full ingredient list, decoded

30 ingredients, in label order (highest amount first; below about 1% the order is free).

  1. 1Aqua / Water / EauAqua is the INCI name for water, the main base of many creams, lotions and cleansers…
  2. 2Sodium Laureth SulfateSodium laureth sulfate is a cleansing agent, called a surfactant, that lifts oil and…Sulfates
  3. 3Coco-BetaineA mild, coconut-derived surfactant that cleans and foams. It works as a gentle helper…
  4. 4Glycol DistearateGlycol Distearate is a waxy solid made by joining glycol with stearic acid. Its main…
  5. 5Cocamide MIPACocamide MIPA is a mild, coconut-derived foam booster and thickener made from coconut…
  6. 6Sodium Lauryl SulfateSodium Lauryl Sulfate is a strong surfactant, a cleansing agent that lifts oil and dirt…Sulfates
  7. 7Parfum / FragranceAroma is a label term for a scent blend added to a product to give it a pleasant smell.Fragrance
  8. 8AmodimethiconeAmodimethicone is a silicone with amine groups, nitrogen-containing parts that help it…Silicones
  9. 9Sodium ChlorideA simple mineral salt, made of sodium and chloride, used mainly to adjust thickness and…
  10. 10Sodium BenzoateSodium benzoate is the sodium salt of benzoic acid, a water-soluble powder used mainly…
  11. 11Polyquaternium-7This conditioning polymer, made from acrylamide and a positively charged monomer, gives…
  12. 12Polyquaternium-10A plant-derived polymer, made from modified cellulose, that carries a positive charge…
  13. 13PEG-40 Hydrogenated Castor OilPEG-40 Hydrogenated Castor Oil is a water-soluble emulsifier made from castor oil. Its…
  14. 14CI 60730 / Acid Violet 43
  15. 15Salicylic AcidSalicylic acid is a beta hydroxy acid, or BHA, that gently exfoliates skin and helps…
  16. 16CarbomerA synthetic polymer made from acrylic acid that thickens water-based products and keeps…
  17. 17BHTBHT is a synthetic antioxidant that slows down oxidation, the process that makes oils…
  18. 18Trideceth-6Trideceth-6 is a nonionic surfactant made from tridecyl alcohol and ethylene oxide. It…
  19. 19LinaloolLinalool is a fragrance compound found naturally in flowers and herbs, and in skincare…Labelled fragrance allergens
  20. 20ArginineArginine is an amino acid, one of the natural building blocks of proteins. In hair…
  21. 21Glutamic AcidGlutamic Acid is an amino acid that occurs naturally in the body and in skin. In…
  22. 22SerineSerine is an amino acid, a small building block of proteins, that helps attract and…
  23. 23Hydroxypropyltrimonium Hydrolyzed Wheat Protein
  24. 24Cetrimonium ChlorideA positively charged conditioning agent from the quaternary ammonium family. It softens…
  25. 25CoumarinCoumarin is a naturally occurring aromatic compound with a sweet, hay-like scent, used…Labelled fragrance allergens
  26. 26Sodium AcetateSodium acetate is the sodium salt of acetic acid, the sour compound found in vinegar.…
  27. 27Isopropyl AlcoholA simple alcohol made from propylene. It works as a solvent, thinning ingredients and…Drying alcohol
  28. 28PhenoxyethanolA synthetic preservative that helps stop bacteria, yeast and mold from growing in…
  29. 29Sodium HydroxideSodium hydroxide is a strong alkali, also called caustic soda. In small amounts it…
  30. 30Citric AcidCitric acid is a mild, naturally occurring acid found in citrus fruit. In skincare and…

Source: Redken product page, www.redken.co.uk/products/haircare/color-extend-blondage/color-extend-, retrieved November 6, 2026.

Every flag we check

CheckResultIngredients found
FragranceContainsParfum / Fragrance (#7)
Essential oilsNone listed—
Labelled fragrance allergensContainsLinalool (#19), Coumarin (#25)
Drying alcoholContainsIsopropyl Alcohol (#27)
SulfatesContainsSodium Laureth Sulfate (#2), Sodium Lauryl Sulfate (#6)
SiliconesContainsAmodimethicone (#8)
ParabensNone listed—
MI / MCINone listed—
Formaldehyde releasersNone listed—
Mineral oil & petrolatumNone listed—
LanolinNone listed—
Chemical UV filtersNone listed—

Frequently asked questions

Is Redken Color Extend Blondage Shampoo Double fragrance-free?

No. Redken Color Extend Blondage Shampoo Double contains Parfum / Fragrance (ingredient 7 of 30).

Does Redken Color Extend Blondage Shampoo Double contain silicones, sulfates or parabens?

Silicones: yes (Amodimethicone). Sulfates: yes (Sodium Laureth Sulfate, Sodium Lauryl Sulfate). Parabens: none listed.

Which ingredient rules does Redken Color Extend Blondage Shampoo Double pass?

Its full list passes our ingredient rules for MI allergy, acne-prone skin, body acne and pregnancy. Key ingredients: Salicylic acid (BHA).

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Amazon UK prices as of 6 November 2026, 05:32 GMT; Amazon sets the final price at checkout.