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Olaplex No.4P Blonde Enhancer Toning Shampoo

From £28.00
+Derma Points

A highly concentrated purple toning shampoo that neutralises brassiness while strengthening blonde, lightened and grey hair using Olaplex’s signature bond-building technology.

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Brighten your blonde without compromising hair health with Olaplex No.4P Blonde Enhancer Toning Shampoo — a powerful yet gentle violet-based formula that tones, cleanses and repairs in one step.

Unlike traditional toning shampoos that leave hair feeling dry, coarse or over-toned, this treatment-grade shampoo uses Olaplex Bond Building Technology™ to reinforce the hair structure while ultra-fine purple pigments cancel out unwanted yellow and brassy tones. The result is cleaner, cooler blonde with a reflective, salon-fresh finish.

With its rich lather and controlled pigment payoff, it allows customisable toning — from soft brightening to bold icy effects depending on how long you leave it in. Suitable for all blonde, lightened, grey or silver hair types, including natural, highlighted, balayaged and bleached hair.

Keep your blonde luminous, strong and glossy — all without stepping into the salon.

Apply to wet hair. Lather fully & let process 1-3 minutes. Rinse. For more intense toning, leave on up to 5 minutes.Follow withOlaplex N°5 Bond Maintenance Conditioner(sold separately).Tip: If hair has product build-up, cleanse first withOlaplex N°4 Bond Maintenance Shampoo.

Water (Aqua/Eau), Sodium C14-16 Olefin Sulfonate, Cocamidopropyl Betaine, Glycerin, Sodium Cocoamphoacetate, Sodium Chloride, Acrylates Copolymer, Betaine, Phenoxyethanol, Fragrance (Parfum), Polyquaternium-7, Bis-Aminopropyl Diglycol Dimaleate, Guar Hydroxypropyltrimonium Chloride, Ethylhexylglycerin, Hexyl Cinnamal, Limonene, Citric Acid, Sodium Benzoate, Acid Violet 43 (Cl 60730)

Olaplex

Olaplex revolutionised professional haircare with its patented Bis-Aminopropyl Diglycol Dimaleate technology. This breakthrough ingredient repairs the internal hair structure at the molecular level, reducing breakage and improving resilience during and after chemical services.

The brand’s professional and at-home products work in synergy, from the iconic No.1 and No.2 salon treatments to the best-selling No.3 Hair Perfector and complementary shampoos, conditioners and styling products. Together they rebuild bonds, prevent damage and enhance colour longevity.

By transforming how the world approaches hair repair, Olaplex has become a staple in salons and homes worldwide. Its minimalist, high-performance formulas have redefined haircare for healthier, stronger hair.

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Ingredient
Niacinamide
What It Is

Although the word Niacinamide may sound a little scary, it’s basically Vitamin B3, an essential nutrient for your skin. This is why Niacinamide can help your skin look healthier.

It can be found in vitamin-rich foods, such as kale, mushrooms and almonds, which help take great care of your body from the inside, as well as in our skin care products to pamper it from the outside.

What It Does

Niacinamide is a true multitasker. From boosting hydration to protecting the skin from environmental damage, it offers a wide variety of benefits. It penetrates your skin and helps renew your complexion from within.

Benefits

Although Niacinamide may be less talked about than the wonder ingredient of the decade, retinol, its benefits are just as significant. Here are some of the most amazing skin benefits of Niacinamide:

  • Increases the skin’s ability to maintain hydration. Niacinamide strengthens your skin’s moisture barrier to improve its ability to hold on to moisture. Your skin is less likely to dry out and will stay hydrated for longer. If dry skin is a concern for you, view the range here.
  • Improves skin texture. It helps reduce the size of your pores while keeping your skin moisturised.
  • Rejuvenates the eye area. The skin around your eye is extremely delicate, and this is where usually the first signs of skin ageing appear. Niacinamide can help with these skin concerns and reduce the appearance of fine lines and wrinkles for younger-looking eyes.
  • Helps with dark spots and hyperpigmentation. Niacinamide’s is a true multitasker, it can also help lighten dark spots and the marks of hyperpigmentation.
  • Aids surface skin cell regeneration for younger-looking skin. By locking in moisture, Niacinamide provides your skin with the moisture it needs for natural skin cell turnover to take place properly.
  • Helps with oily skin. Niacinamide helps regulate sebum production and this can help control oily skin.
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