John Frieda Blue Crush Shampoo & Conditioner Set for Brunettes, 8.3 oz Pack of 2 — Blue Pigments for Cool, Anti-Brass Toning

John Frieda Blue Crush Shampoo and Conditioner Set is a blue-pigment system formulated to neutralize brassiness and refresh cool, vibrant brunette tones in one wash.

If you want to keep brown hair looking refreshed, even-toned, and shiny without harsh bleaching, this duo is built specifically for brunettes—natural or color-treated. The shampoo deposits crushed blue pigments to counter warm brassy undertones while a targeted conditioner smooths, moisturizes, and helps restore manageability. The formulas are free of peroxide and ammonia and are designed to reduce skin staining while maximizing pigment in the hair where it matters.

How quickly will I see cooler, less-brassy brunette color?

Visible toning can appear after one use, especially on hair with mild to moderate brassiness. Results depend on your starting shade and porosity; darker or heavily faded hair may need repeated use to reach the desired tone. Use consistently to maintain cool tones between color services.

• Blue pigments neutralize orange and warm undertones on contact.
• Tri-dye blend targets high-fade areas for even toning.
• One-wash improvement for many users; repeat for stronger correction.

Will this set work on both color-treated and natural brunette hair?

Yes—formulated for dyed and natural brown hair, the system deposits blue pigments without peroxide or ammonia. The conditioner contains polyol technology to boost shine and fortify fragile strands, making it gentle enough for regular use on color-treated hair while improving manageability for natural brunettes.

• Peroxide- and ammonia-free for safer color maintenance.
• Conditioner targets damaged areas to smooth and hydrate.
• Suitable for highlighted brunettes and solid brown shades.

How does the formula avoid staining skin and surfaces?

The shampoo uses a dual penetration method that favors hair fiber absorption over skin contact, and a tri-dye blend engineered to minimize runoff. This reduces the need for excessive precautions like gloves, though rinsing carefully is still recommended. The design keeps pigment concentrated in the strands for a cleaner at-home toning experience.

• Dual penetration system maximizes hair uptake and reduces skin uptake.
• Tri-dye technology focuses pigment where brassiness occurs most.
• Formulated to limit bathroom staining compared with basic pigmented shampoos.

How should I use the Blue Crush system for best results?

Start with the Blue Crush shampoo to cleanse and deposit cool pigments, massage evenly into wet hair, and rinse. Follow with the Blue Crush conditioner, focusing on mid-lengths and ends, leave briefly, then rinse thoroughly. Adjust frequency based on how quickly your hair tones—weekly or every few washes for maintenance is common.

• Apply shampoo to wet hair, lather, and rinse fully.
• Use conditioner on damp hair, concentrate on damaged ends, then rinse.
• Repeat as needed for stronger toning; use regularly to maintain cool brunettes.

Who is this for: This set is aimed at brunettes who want to neutralize unwanted warm or brassy tones while preserving shine and softness—whether you maintain salon color, have highlights, or wear your natural brown. It suits users seeking a low-hassle toning routine with minimized skin staining and gentler ingredients (no peroxide or ammonia). If you want quicker correction concentrated on brassy areas and improved manageability, this Blue Crush duo is formulated for that purpose.

Ingredients

Water, Glycerin, Cetearyl Alcohol, Dimethicone, Behentrimonium Chloride, Fragrance, Dipropylene Glycol, Dimethiconol, PEG-14M,Amodimethicone, Disodium EDTA, Sodium Hydroxide, Glycine, Trideceth-12, Benzophenone-4, Malic Acid, Ethylhexyl Methoxycinnamate, Cetrimonium Chloride, Benzoic Acid, Blue 1, Ext. Violet 2, Water, Sodium Laureth Sulfate, Sodium Lauryl Sulfate, Glycol Distearate, Sodium Chloride, Cocamide MEA, Fragrance, Dimethyl Isosorbide, Propanediol, Lactic Acid, Cocamidopropyl Betaine, Malic Acid, Cetyl Alcohol, Benzyl Alcohol, Hydroxypropyl Methylcellulose, Guar Hydroxypropyltrimonium Chloride, Sodium Hydroxide, Ext. Violet 2, Laureth-16, Disodium EDTA, Polyquaternium-52, Green 5, Blue 1, Glycine, Benzophenone-4, Ethylhexyl Methoxycinnamate, SodiumXylenesulfonate, Methylchloroisothiazolinone, Methylisothiazolinone