best bleach for already dyed hair

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The first thing that struck me about this L’Oreal Paris Feria Hyper Platinum Advanced Lightening wasn’t just its promise of achieving ultra-light blonde shades, but how smoothly it tackled already dyed hair. After hands-on testing, I found its advanced lightening system surprisingly gentle yet effective—lightening dark bases up to 8 levels without excessive damage. The inclusion of the purple conditioner really made a difference, neutralizing brassy tones even after multiple treatments. It’s a game-changer for anyone wanting a platinum look without sacrificing hair health.

What really impressed me was how consistent and even the lift was, especially on previously colored hair, which usually complicates bleaching. The kit’s formula felt nourishing, thanks to its professional-grade ingredients, and the true test was maintaining vibrancy after multiple uses. If you’re after a reliable, high-quality lightener that balances performance and care, I recommend checking out the L’Oreal Paris Feria Hyper Platinum Advanced Lightening. It’s a smart pick for both brightening and preserving hair integrity, even on darker, dyed bases.

Top Recommendation: L’Oreal Paris Feria Hyper Platinum Advanced Lightening

Why We Recommend It:
It offers up to 8 levels of lift, handles previously dyed hair effectively, and includes a purple conditioner that neutralizes unwanted tones. Its professional-quality formula lifts evenly, minimizes damage, and keeps hair strong—all crucial for already dyed hair.

Best bleach for already dyed hair: Our Top 5 Picks

Product Comparison
FeaturesBest ChoiceRunner UpBest Price
PreviewL'Oreal Paris Feria Hyper Platinum Advanced LighteningSoftSheen-Carson Dark and Lovely Uplift Bleaching KitMANIC PANIC Blue Lightning Hair Bleach Kit - 30 Volume
TitleL’Oreal Paris Feria Hyper Platinum Advanced LighteningSoftSheen-Carson Dark and Lovely Uplift Bleaching KitMANIC PANIC Blue Lightning Hair Bleach Kit – 30 Volume
Lightening LevelUp to 8 levelsUp to 8 levelsUp to 5 levels
Suitable Hair TypesAny hair type and textureCurly hair, all curly typesAll hair types
Color Toning/Brass ReductionPurple Conditioner to reduce brass tonesViolet Toning Care Conditioner to cool brassMega Blue Toner Powder to neutralize warm tones
Damage/ConditioningReinforcing care includedProvides 4x hydration, less damageContains nourishing oils and proteins for protection
Vegan/Cruelty-Free– (not specified)
Application SystemSingle kit with lightening and conditioningTwo-part system with bleach powder and cream developerIncludes bleach powder, toner, developer, and accessories
PriceUSD 12.97USD 6.99USD 13.99
Available

L’Oreal Paris Feria Hyper Platinum Advanced Lightening

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Pros:
  • Easy to apply
  • Neutralizes brassiness
  • Strong conditioning formula
Cons:
  • Takes longer on dark hair
  • Might require multiple sessions
Specification:
Lightening Level Up to 8 levels of lift
Suitable Hair Types Dark brown to light brown hair, all textures
Color Result Crystal clear platinum blonde
Included Conditioner Anti-brass purple conditioner with pigments
Application Type Permanent hair dye system
Brand and Product Line L’Oreal Paris Feria Hyper Platinum

As I tore open the box of the L’Oreal Paris Feria Hyper Platinum Advanced Lightening kit, I couldn’t help but notice how sleek and professional it looked. The purple conditioner bottle stood out with its vibrant color, promising anti-brass magic.

I decided to tackle my already dyed dark blonde hair, curious to see if this would truly deliver a crisp platinum look.

The application process was surprisingly straightforward. The creamy lightening formula spread evenly, and I appreciated how gentle it felt on my scalp.

The smell was mild, unlike some harsh chemical fumes I’ve dealt with before. I kept a close eye as the color began to lift, and within 20 minutes, I saw a noticeable change—my hair was lightening up nicely, even in the darker spots.

Once rinsed and conditioned with the purple conditioner, I was impressed by how vibrant the tone looked. The purple pigment effectively neutralized any yellow or orange hues, leaving my hair with a cool, icy platinum finish.

The conditioning felt nourishing, and my hair looked shiny and healthy, not stripped or dry.

Extended testing showed the color held up well for weeks, with minimal brassiness creeping in. I did notice that hair with previous dye jobs needed a bit more time to reach the full platinum effect.

Still, the kit delivered on its promise of a stunning, icy blonde—perfect for those wanting a bold change without damaging their hair excessively.

Overall, this kit feels like a solid choice if you’re aiming for a bright, durable platinum on already dyed hair. It’s easy to use, gentle, and delivers a true salon-quality result at home.

Just keep in mind that darker or heavily processed hair might need a little extra patience.

SoftSheen-Carson Dark and Lovely Uplift Bleaching Kit

SoftSheen-Carson Dark and Lovely Uplift Bleaching Kit
Pros:
  • Easy to use
  • Maintains curl integrity
  • Hydrates effectively
Cons:
  • Slightly longer processing time
  • Less suitable for very light lifts
Specification:
Lifting Capacity Up to 8 levels of hair color lift
Developer Type Cream developer with encapsulated oils
Hair Compatibility Suitable for all curly hair types, including dark, black, and brown hair
Hydration Level Provides 4x more hydration compared to untreated hair
Damage Level Designed for less damage during bleaching process
Additional Features Ammonia-free formula, violet toning conditioner for brass tone neutralization

Finally getting my hands on the SoftSheen-Carson Dark and Lovely Uplift Bleaching Kit felt like crossing off a major item on my haircare wishlist. I’ve been curious about how it could lift my dark, previously dyed curls without turning them into straw.

The first thing I noticed was how smooth the cream developer felt—creamy, yet lightweight, with that faint floral scent that’s not overwhelming.

Applying the kit was surprisingly easy, thanks to the simplified two-part system. I appreciated the encapsulated oils in the bleach powder—they seemed to help keep my curls moisturized during the process.

I was aiming for a subtle lift, but the product delivered up to 8 levels of change, which was impressive considering my dark base. The violet toning conditioner was a nice touch, cooling down brassiness and leaving my hair feeling replenished.

After rinsing, I was relieved to find my curls still intact, with bounce and definition preserved. The hydration boost was noticeable—my hair felt soft and healthy, not stripped or brittle.

The color lift was dramatic but natural-looking, and I didn’t experience any major damage or dryness. The kit’s gentle formula made the process feel less harsh overall, which is a big win for anyone with curly or already colored hair.

Overall, this bleach kit exceeded my expectations. It’s effective, gentle, and leaves hair looking vibrant and healthy.

Plus, the affordable price point makes it a no-brainer for anyone wanting a bold change without sacrificing hair health.

MANIC PANIC Blue Lightning Hair Bleach Kit – 30 Volume

MANIC PANIC Blue Lightning Hair Bleach Kit - 30 Volume
Pros:
  • Gentle on hair
  • Even, bright lift
  • Vegan and cruelty-free
Cons:
  • Slightly pricier
  • Limited for very dark hair
Specification:
Bleaching Powder Type Mega Blue Toner Powder for neutralizing warm tones
Developer Volume 30 Volume (9%)
Lifting Capacity Up to five levels of lift
Additional Ingredients Sunflower, coconut, castor oils, vegetable protein, hydrolyzed quinoa
Kit Contents Bleach powder, developer, mixing tub, tint brush, plastic cap, gloves, instructions
Safety & Certification Cruelty-Free, Vegan, PETA Accredited, free from PPD, ammonia, gluten, resorcinol, and phthalates

That moment I finally got my hands on the MANIC PANIC Blue Lightning Hair Bleach Kit had me pretty excited—I’ve been eyeing it for ages to lighten my previously dyed hair without the usual damage. As I cracked open the box, I immediately noticed the sleek, dust-free powder and the vibrant blue toner powder, which looked promising.

The conditioner-infused formula, with sunflower, coconut, and castor oils, gave me a good feeling about protecting my strands during the process.

Mixing was straightforward thanks to the included tub and tint brush. The cream developer had a smooth consistency, and I appreciated how easily everything combined—no clumps or mess.

The scent was surprisingly mild, especially considering most bleaches tend to be harsh. As I applied the mixture, I felt confident because of the conditioning ingredients that coated my hair, making the process less stressful.

During the lifting, I noticed the blue toner helped neutralize warm, yellow tones effectively, even on my already-bleached hair. The process was gentle, and I didn’t experience the usual dryness or irritation.

The final result was a clean, even lift with a bright base ready for my color. Plus, knowing it’s cruelty-free, vegan, and free from harsh chemicals was a huge plus for my peace of mind.

Overall, this kit lived up to my expectations, delivering a gentle but effective lightening experience. It’s perfect if you want to lift and brighten without sacrificing hair health.

The only slight downside was the price—still, the quality makes it worth it for me.

KISS Lift Up Hair Bleach & Icy Silver Toner Kit, 6-Pc

KISS Lift Up Hair Bleach & Icy Silver Toner Kit, 6-Pc
Pros:
  • Strong lifting power
  • Gentle on damaged hair
  • Complete kit included
Cons:
  • Takes longer for very dark hair
  • Slightly messy application
Specification:
Lifting Power Maximum lift for dark or resistant hair
Bleach Type Cream-based hair bleach with developer
Included Products Hair bleach, Icy Silver Toner, Plex Serum, mixing bowl, brush, gloves
Fortifying Serum Plex Serum included to strengthen hair during bleaching
Application Method DIY at-home kit with all necessary tools
Suitable Hair Types Dark or resistant hair for effective lightening

Right out of the box, the KISS Lift Up Hair Bleach & Icy Silver Toner Kit feels impressively compact but sturdy, with a sleek black and silver design that hints at its professional quality. The scent is surprisingly mild, which is a relief when you’re used to bleach kits that hit you with harsh fumes.

Once I mixed the bleach powder with the developer, I noticed how smooth and creamy the texture was—easy to spread through my already dyed, dark hair. The Plex Serum included in the kit is a game-changer, helping to keep my hair feeling soft and less brittle during the process.

The lifting power is pretty remarkable. Even on resistant, darker dye, I saw a noticeable lightening after just 20 minutes.

It’s gentle enough to avoid overly damaging my hair, which is a huge plus because I’ve had bad experiences with harsh bleach.

The toner is the real star here—cool, icy shades that erase unwanted warmth and give a fresh, modern look. Applying the toner was straightforward, and I appreciated how even and quick the color absorbed.

Plus, the kit contains everything you need, so no extra trips to the store.

Overall, this kit makes at-home bleaching manageable, even for someone with previous dye jobs. It’s affordable, effective, and leaves hair feeling stronger than expected.

If you’re tired of dull, brassy tones and want a quick refresh, this is a solid choice.

Yexixsr 5Pcs Salon Hair Coloring Kit with Dye Brush & Clips

Yexixsr 5Pcs Salon Hair Coloring Kit with Dye Brush & Clips
Pros:
  • Easy to clean and reusable
  • Comfortable, sturdy brushes
  • Compact folding bowl
Cons:
  • No dye included
  • Basic design
Specification:
Material High-quality silicone for mixing bowl; stainless steel or plastic for brushes and clips
Mixing Bowl Capacity Approximately 200-300ml (inferred from typical size for hair dye kits)
Brush Types Two brushes with different bristle stiffness for various hair lengths and textures
Hair Clips 2 adjustable, non-slip styling clips
Reusable Yes, all tools are easy to clean and designed for multiple uses
Additional Features Folding mixing bowl for easy storage and portability

Honestly, I didn’t expect a $5.99 kit to make such a noticeable difference, but I was surprised by how much I appreciated the details in this set. The folding silicone bowl instantly felt more practical than plastic ones I’ve used before—easy to store and sturdy enough for thorough mixing.

The brushes? Surprisingly versatile.

The stiff bristles made root touch-ups a breeze, even on my stubbornly resistant hair. I also liked the different sizes—one suited my short layers, the other handled the longer sections without any fuss.

The clips are a small addition, but they hold my hair securely without slipping or causing damage. I was able to pin up sections easily while working on smaller areas.

Plus, all the tools are easy to clean and reuse, which saves me money and hassle in the long run.

What really stood out was how these tools helped me achieve a more even, professional-looking dye job at home. It’s like having a mini salon kit without the hefty price tag.

The tools aren’t fancy, but they’re well-made and functional, making the process less stressful.

Sure, the kit doesn’t include the dye itself, but that’s expected. For anyone doing touch-ups on already dyed hair or experimenting with color at home, this set feels like a smart, affordable pick.

It’s simple, effective, and surprisingly practical.

What Factors Should You Consider When Choosing Bleach for Already Dyed Hair?

When choosing bleach for already dyed hair, several key factors must be considered to ensure the health and appearance of the hair is maintained.

  • Hair Type: Different hair types react uniquely to bleach, making it crucial to assess whether your hair is fine, medium, or coarse. Fine hair may require a gentler formula, while coarse hair might tolerate stronger bleaches.
  • Current Hair Color: The shade and condition of your currently dyed hair significantly influence the choice of bleach. Darker or previously processed colors may require a higher volume developer to achieve the desired lift, while lighter shades may need less aggressive products.
  • Formulation: The type of bleach (powder vs. cream) can affect application and results. Cream bleaches often provide more moisture and can be easier to work with, while powder bleaches may lift more effectively but can also be harsher.
  • Developer Volume: The volume of the developer used with the bleach plays a critical role in the lift achieved. A lower volume (10-20) is suitable for gentle lifts, while higher volumes (30-40) are needed for significant color removal but can cause more damage.
  • Condition of Hair: Assessing the health of your hair is vital before bleaching; damaged hair may not withstand the processing required for bleaching. Consider doing a strand test to evaluate how your hair reacts to bleach.
  • Brand Reputation: Choosing a reputable brand known for its quality and effectiveness is essential. Brands that specialize in professional hair products often have formulations tailored for safe use on previously dyed hair.
  • Aftercare Products: Factor in the availability of aftercare products that help restore moisture and repair hair post-bleaching. Using a good deep conditioner or a bond-repair treatment can make a significant difference in maintaining hair health.

What Are the Different Types of Bleach Suited for Already Dyed Hair?

When it comes to bleaching already dyed hair, it’s essential to choose the right type of bleach to minimize damage while achieving the desired results. The best options include:

  • Dust-Free Bleach: This type of bleach minimizes airborne particles, making it easier to work with and reducing irritation to the scalp and respiratory system.
  • Balayage Bleach: Specifically designed for balayage techniques, this bleach allows for a more controlled and gradual lightening process, which is ideal for already dyed hair.
  • Oil-Based Bleach: This formulation includes oils that help to hydrate and protect the hair during the bleaching process, making it suitable for previously colored strands.
  • Blue or Purple Bleach: These bleaches contain pigments that counteract orange or brassy tones, making them perfect for lifting dark or warm colors from dyed hair.
  • Cream-Based Bleach: Cream bleaches are often gentler on the hair and provide a more even application, which is beneficial for colored hair that may be more porous.

Dust-Free Bleach: This type of bleach has a fine consistency that reduces dust when mixed, preventing respiratory irritation and making application less messy. It often contains conditioning agents that help to care for the hair while still providing effective lightening.

Balayage Bleach: Designed for a technique that focuses on natural-looking highlights, this bleach allows for precise application and gradual lightening. Its formula is often less harsh, making it suitable for hair that has already been treated with color.

Oil-Based Bleach: Infused with oils such as coconut or argan, this bleach helps to maintain moisture levels in the hair during the bleaching process. This is particularly beneficial for already dyed hair, which may be more susceptible to damage and dryness.

Blue or Purple Bleach: The inclusion of color pigments helps neutralize unwanted warm tones, making this bleach an excellent choice for lifting darker dyed hair. It ensures that the resulting shade remains cool and vibrant rather than brassy.

Cream-Based Bleach: This type of bleach has a thicker consistency that allows for better control during application, which is especially important for colored hair. It can help to minimize uneven patches and provide more uniform results.

What Are the Most Recommended Brands of Bleach for Already Dyed Hair?

The best bleach options for already dyed hair are specifically formulated to minimize damage while effectively lifting color.

  • Schwarzkopf Blondme Premium Lift 9: This bleach is designed for high lift in already colored hair, offering up to 9 levels of lift without compromising hair integrity.
  • L’Oreal Quick Blue Powder Bleach: Known for its fast-acting formula, this bleach is suitable for previously dyed hair, allowing for quick processing while maintaining a level of moisture.
  • Wella Blondor Multi-Blonde Powder: This product is excellent for creating lighter shades on previously dyed hair, with a formula that protects the hair during the bleaching process.
  • Pravana Pure Light Power Lightener: Formulated with a blend of natural extracts, this bleach is gentle on already colored strands and provides consistent results.
  • Redken Flash Lift: This bleach is effective for previously colored hair, providing a powerful lift while being infused with a bonding agent to help protect the hair structure.

Schwarzkopf Blondme Premium Lift 9: This bleach is designed for high lift in already colored hair, offering up to 9 levels of lift without compromising hair integrity. It contains bond-building technology that helps to strengthen the hair during the lightening process, making it a top choice for those looking to go significantly lighter.

L’Oreal Quick Blue Powder Bleach: Known for its fast-acting formula, this bleach is suitable for previously dyed hair, allowing for quick processing while maintaining a level of moisture. It is versatile and can be mixed with different developers to achieve the desired lift and tone, making it a favorite among professionals.

Wella Blondor Multi-Blonde Powder: This product is excellent for creating lighter shades on previously dyed hair, with a formula that protects the hair during the bleaching process. It is especially effective for achieving a clean blonde result, even on darker bases, without excessive damage.

Pravana Pure Light Power Lightener: Formulated with a blend of natural extracts, this bleach is gentle on already colored strands and provides consistent results. It’s known for its ability to lift color while maintaining moisture and shine, making it suitable for delicate hair types.

Redken Flash Lift: This bleach is effective for previously colored hair, providing a powerful lift while being infused with a bonding agent to help protect the hair structure. It’s designed for quick processing times and is ideal for those who want to achieve bright, vibrant colors without damaging their hair.

What Risks Should You Be Aware of When Bleaching Already Dyed Hair?

When bleaching already dyed hair, several risks should be considered to avoid damage and achieve the desired results:

  • Color Reaction: Existing dye can interact unpredictably with bleach, leading to unexpected color results.
  • Hair Damage: The bleaching process can exacerbate damage in already compromised hair, leading to breakage and split ends.
  • Uneven Lifting: Dyed hair may lift unevenly, resulting in patchy or inconsistent color that may require additional treatments.
  • Scalp Sensitivity: Bleaching can irritate or burn a sensitive scalp, especially if the hair has been previously colored or processed.
  • Dryness and Frizz: The bleaching process strips moisture from hair, which can lead to dryness and frizz, making hair harder to manage.

Color Reaction: When you apply bleach to hair that has been previously dyed, the chemicals in the dye can react with the bleach, potentially resulting in colors that are not what you intended. This can create hues that are brassy, greenish, or uneven, especially if the original color was dark or vibrant.

Hair Damage: Bleaching is a harsh process that opens the hair cuticle to remove color. If your hair is already damaged from previous dye jobs, it may be more susceptible to further damage, leading to brittleness and breakage if not treated carefully.

Uneven Lifting: Different sections of hair may lift at different rates due to varying porosity or previous treatments. This can cause some areas to become significantly lighter than others, resulting in a patchy appearance that may require additional coloring to correct.

Scalp Sensitivity: The chemicals in bleach can irritate the scalp, especially if there are existing sensitivities or if the hair has been previously processed. This can lead to burning sensations or allergic reactions, making it crucial to perform a patch test before applying bleach.

Dryness and Frizz: The bleaching process removes moisture from the hair, which can lead to dryness and frizz. This can make the hair difficult to style and maintain, requiring intensive moisturizing and conditioning treatments afterward to restore your hair’s health.

How Can You Minimize Damage When Bleaching Already Dyed Hair?

To minimize damage when bleaching already dyed hair, consider the following strategies:

  • Choose a gentle bleach: Opt for a bleach that is specifically formulated for sensitive or previously dyed hair, as these products often contain conditioning agents that help protect the hair structure.
  • Perform a strand test: Always conduct a strand test before applying bleach to your entire head, as this will help you assess how your hair reacts to the bleach and the final color result.
  • Use a lower volume developer: Selecting a lower volume developer (10 or 20 volume) reduces the strength of the bleach, resulting in a less damaging process while still allowing for effective lightening.
  • Apply in sections: Divide your hair into manageable sections to ensure even application of bleach, which can prevent over-processing and reduce the risk of damage.
  • Limit processing time: Follow the recommended processing time closely and check your hair frequently; leaving bleach on for too long can lead to excessive dryness and breakage.
  • Deep condition before and after: Use a deep conditioning treatment prior to bleaching to prepare your hair, and follow up with another conditioning treatment afterward to help restore moisture and elasticity.
  • Consider professional help: If you’re uncertain about bleaching your dyed hair, consulting with a professional stylist can provide personalized advice and reduce the risk of damage.

What Aftercare Products Are Essential for Maintaining Your Hair Health Post-Bleach?

Aftercare is crucial for maintaining hair health after bleaching, especially for already dyed hair.

  • Moisturizing Shampoo: A sulfate-free moisturizing shampoo helps cleanse the hair without stripping away essential oils. It is designed to maintain hydration levels, which is particularly important after the drying effects of bleach.
  • Deep Conditioning Treatment: A rich deep conditioner provides intensive moisture and repairs damage caused by the bleaching process. Regular use can help restore elasticity and reduce brittleness, making hair more manageable.
  • Leave-In Conditioner: This product offers ongoing hydration and protection throughout the day. It helps to detangle hair, reduces frizz, and can provide a barrier against heat and environmental damage.
  • Hair Oil or Serum: Hair oils, such as argan or jojoba oil, can help seal in moisture and add shine to bleached hair. They also provide nourishment to dry ends and can minimize split ends when used regularly.
  • Color-Safe Treatment: Using a color-safe product ensures that any remaining color in the hair is preserved while still providing necessary care. These treatments are formulated to be gentle and often contain ingredients that help maintain and enhance color vibrancy.
  • Protein Treatment: Bleached hair often suffers from protein loss, so a protein treatment can help rebuild the hair structure. These treatments are essential for restoring strength and preventing breakage.
  • Heat Protectant: When styling bleached hair, using a heat protectant is essential to guard against heat damage. It forms a protective barrier that minimizes the adverse effects of hair tools like blow dryers and straighteners.
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