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Labor Day Sale - 30% Off Sitewide

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Featured products

Front of bottle of Blacklight Blonde Science Blue Shampoo for Blonde Hair 300ml #size_300 ml / 10.1 fl. oz
Blue ShampooNeutralize orange tones
Sale price$36.00 CAD
(4.8)
3 bottles of Blacklight Blonde Science Hydrating Products for Blonde Hair including a shampoo, conditioner and mask that are included in a bundle
Hydrating BundleFor silky, healthy and luminous hair
Sale price$100.00 CAD Regular price$118.00 CAD
(5.0)
Front of jar of Blacklight Blonde Science Repair Mask for Blondes 200ml #size_200 ml / 6.8 fl. oz
Repair MaskRepair damaged blonde hair
Sale price$46.00 CAD
(5.0)
Front of bottle of Blacklight Blonde Science Blue Neutralizing Spray 225 ml
Blue Neutralizing SprayFor a blonde refresh
Sale price$38.00 CAD
(4.8)

All Hair Care Products

Discover Blacklight Blonde Science professional-grade formulas designed to enhance every type of hair—hydration, repair, neutralization, and more. Each product is crafted to reveal healthier, brighter, stronger blonde hair. Less compromise. More results. Your perfect blonde routine starts here.

40 products
neu[neutralize] Save 30%Front of bottle of Blacklight Blonde Science Neutralizing Violet Shampoo 300 ml #size_300 ml / 10.1 fl. oz
Violet ShampooCorrect yellow tones
Sale price$36.00 CAD
(4.9)
hyd[hydrate] Save 30%Front of bottle of Blacklight Blonde Science Moisture 18-in-1 Beautifier 225ml #size_225 ml / 7.6 fl. oz
18-in-1 BeautifierFor hydration and protection
Sale price$38.00 CAD
(4.8)
hyd[hydrate] Save 30%Front of bottle of Blacklight Blonde Science Moisture Hydrating Shampoo 60ml #size_300 ml / 10.1 fl. oz
Hydrating ShampooFor lasting hydrating and shine
Sale price$36.00 CAD
(4.9)
neu[neutralize] Save 30%Front of bottle of Blacklight Blonde Science Blue Shampoo for Blonde Hair 300ml #size_300 ml / 10.1 fl. oz
Blue ShampooNeutralize orange tones
Sale price$36.00 CAD
(4.8)
neu[neutralize] Save 30%Front of bottle of the Blacklight Blonde Science Neutralizing Violet Spray 225 ml
Violet Neutralizing SprayNeutralize yellow tones
Sale price$38.00 CAD
(4.8)
hyd[hydrate] Save 30%Front of bottle of Blacklight Blonder Science Dry Shampoo for Blonde Hair 198g #size_198 g / 6.98 oz
Dry ShampooAbsorb excess oil and add volume
Sale price$36.00 CAD
(4.9)
rep[repair] Save 30%Front of bottle of Blacklight Blonde Science Hair and Scalp Oil 45ml
Hair and Scalp OilFor dry scalps
Sale price$48.00 CAD
(4.8)
hyd[hydrate] Save 30%Purple tube of Blacklight conditioner on a white background to hydrate blonde hair #size_200 ml / 6.8 fl. oz
Hydrating ConditionerRestore softness & elasticity
Sale price$36.00 CAD
(4.9)
neu[neutralize] Save 30%Front of bottle of Blacklight Blonde Science Neutralizing Blue Conditioner 200ml #size_200 ml / 6.8 fl. oz
Blue ConditionerFor brassiness correction
Sale price$36.00 CAD
(4.8)
neu[neutralize] Save 30%Front of bottle of Blacklight Blonde Science Blue Neutralizing Spray 225 ml
Blue Neutralizing SprayFor a blonde refresh
Sale price$38.00 CAD
(4.8)
rep[repair] Save 30%Front of jar of Blacklight Blonde Science Repair Mask for Blondes 200ml #size_200 ml / 6.8 fl. oz
Repair MaskRepair damaged blonde hair
Sale price$46.00 CAD
(5.0)
rep[repair] Save 30%Front of bottle of Blacklight Blonde Science Repair Leave-In Conditioner for Blonde Hair 100ml
Repair Leave-In ConditionerHydrate & strengthen
Sale price$38.00 CAD
(4.9)
hyd[hydrate] Save 30%Front of bottle of the Blacklight Blonde Science Lightweight Hydrating Shine Oil 100ml
Hydrating Shine OilEnhance shine for dry hair
Sale price$48.00 CAD
(5.0)
hyd[hydrate] Save 30%Front of jar of the Blacklight Blonde Science Deep Hydrating Mask 200ml #size_200 ml / 6.8 fl. oz
Deep Hydrating MaskDeeply hydrate dry hair
Sale price$46.00 CAD
(4.9)
neu[neutralize] Save 30%Front of bottle of the Blacklight Blonde Science Neutralizing Violet Conditioner 200 ml #size_200 ml / 6.8 fl. oz
Violet ConditionerEliminate yellow brassiness
Sale price$36.00 CAD
(4.9)
hyd[hydrate] Save 30%Front of jar of the Blacklight Blonde Science Hydrating Mask 225ml #size_200 g / 7.05 fl. oz
Hydrating MaskRestore hydration and shine
Sale price$46.00 CAD
(4.9)
rep[repair] Save 30%Front of bottle of Blacklight Blonde Science Repair Shampoo for Blonde Hair 300ml #size_300 ml / 10.1 fl. oz
Repair ShampooStrenghten and restore blonde hair
Sale price$36.00 CAD
(4.8)
rep[repair] Save 30%Front of the Blacklight Blonde Science Repair Conditioner for Blonde Hair 200ml #size_200 ml / 6.8 fl. oz
Repair ConditionerRestore elasticity
Sale price$36.00 CAD
(4.9)
hyd[hydrate] Save 20%Image showing the Blacklight Blonde Science Hydrating Hair Kit
Hydrating KitEnhance shine and hydration
Sale price$68.80 CAD Regular price$86.00 CAD
(4.8)
neu[neutralize] Save 15%Blacklight Blonde Science Violet Bundle including shampoo, conditioner and spray for blonde hair
Violet BundleMaintain blonde shades
Sale price$93.50 CAD Regular price$110.00 CAD
(4.8)
neu[neutralize] Save 20%Image showing the Blacklight Blonde Science Violet Hair Kit
Violet KitNeutralize yellow tones
Sale price$68.80 CAD Regular price$86.00 CAD
(4.8)
neu[neutralize] Save 15%3 bottles of Blacklight Blonde Science Blue Products for Blonde Hair including a shampoo, conditioner and spray that are included in a bundle
Blue BundleNeutralize orange tones
Sale price$93.50 CAD Regular price$110.00 CAD
(4.8)
hyd[hydrate] Save 15%Blacklight Blonde Science Bundle showing 3 products: 60ml hydrating shampoo, 60ml conditioner and 60ml mask
Mini Hydrating BundleHydrate & revive dry hair
Sale price$42.50 CAD Regular price$50.00 CAD
(4.8)
neu[neutralize] Save 20%Image showing the Blacklight Blonde Science Blue Hair Kit
Blue KitEnhance brightness and balance
Sale price$72.00 CAD Regular price$90.00 CAD
(4.7)
hyd[hydrate] Save 15%3 bottles of Blacklight Blonde Science Hydrating Products for Blonde Hair including a shampoo, conditioner and mask that are included in a bundle
Hydrating BundleFor silky, healthy and luminous hair
Sale price$100.00 CAD Regular price$118.00 CAD
(5.0)
rep[repair] Save 15%3 bottles of Blacklight Blonde Science Repair Products for Blonde Hair including a shampoo, conditioner and mask that are included in a bundle
Repair BundleFor softer, healthier hair
Sale price$100.00 CAD Regular price$118.00 CAD
(4.9)
rep[repair] Save 20%Image showing the Blacklight Blonde Science Repair Hair Kit
Repair KitRebuild weakened strands
Sale price$74.00 CAD Regular price$92.00 CAD
(4.9)
rep[repair] Save 15%Blacklight Blonde Science Mini Repair Bundle including shampoo, conditioner and mask for dry hair
Mini Repair BundleRepair & restore blonde hair
Sale price$42.50 CAD Regular price$50.00 CAD
(5.0)
neu[neutralize] Save 15%3 Blacklight Blonde Science Violet Mini Haircare Products for Blonde Hair on a white background
Mini Violet BundleCorrect yellow tones
Sale price$59.50 CAD Regular price$70.00 CAD
(4.8)
neu[neutralize] Save 15%Image showing the products included in the Blacklight Blonde Science Mini Blue Bundle to Neutralize Hair
Mini Blue BundleNeutralize orange tones
Sale price$59.50 CAD Regular price$70.00 CAD
(4.8)
hyd[hydrate] Save 15%Image showing the Blacklight Mini Hydrating Duo
Mini Hydrating DuoFor lasting moisture
Sale price$27.20 CAD Regular price$32.00 CAD
(4.8)
hyd[hydrate] Save 20%Hydrating Duo Jumbo Size
Hydrating Duo Jumbo SizeHydrate & revive dry hair
Sale price$152.00 CAD Regular price$190.00 CAD
(4.8)
rep[repair] Save 20%Repair Duo Jumbo Size
Repair Duo Jumbo SizeRepair damaged blonde hair
Sale price$152.00 CAD Regular price$190.00 CAD
neu[neutralize] Save 20%Violet Duo Jumbo Size
Violet Duo Jumbo SizeMaintain blonde shades
Sale price$152.00 CAD Regular price$190.00 CAD
(5.0)
neu[neutralize] Save 20%Blue Duo Jumbo Size
Blue Duo Jumbo SizeNeutralize orange tones
Sale price$152.00 CAD Regular price$190.00 CAD
(5.0)
hyd[hydrate] Save 34%Blacklight Blonde Science Lunch Bag Hair Kit
Lunch Bag Hair KitFor hydration and protection
Sale price$72.60 CAD Regular price$110.00 CAD

Everything you need to keep blonde hair bright, healthy, and brass-free — all in one place.

Dominique D. - Orlando, FL

“The Hydrating Shampoo leaves my blonde hair incredibly soft, shiny, and easy to manage. It cleanses gently while giving my dry hair the moisture it really needs, without weighing it down.”

hyd[hydrate] Save 30%Front of bottle of Blacklight Blonde Science Moisture Hydrating Shampoo 60ml #size_300 ml / 10.1 fl. oz
Hydrating ShampooFor lasting hydrating and shine
Sale price$36.00 CAD
(4.9)
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Discover Your Ideal Haircare Routine

Answer a few quick questions to get your personalized routine (and receive a gift!).

Take the hair quiz
We're here to help

Blonde Hair Questions, Answered

Everything you need to know about Blacklight Blonde Science before you shop.

Where should I start if I'm new to Blacklight Blonde Science?

A good starting point is a purple toning shampoo and matching conditioner if brassiness is your main concern, or a repair or hydrating duo if damage and dryness are the bigger issue. From there, you can add a weekly treatment or dry shampoo once you know which products work best for your hair.

What's the difference between your Neutralizing, Repair, and Hydrating collections?

Neutralizing products target brassy yellow or orange tones using colour-correcting pigments, Repair products focus on rebuilding hair's internal strength after damage, and Hydrating products restore moisture to dry, dehydrated strands. Many people combine products from more than one collection depending on their hair's specific needs.

Are all Blacklight Blonde Science products safe for colour-treated hair?

Yes, our entire range is formulated to be safe for colour-treated, bleached, and highlighted hair, including being sulfate-free across our shampoos. Each collection is built around a specific need — toning, repair, or hydration — so you can choose based on what your hair requires most.

Can I mix and match products from different collections?

Yes, many customers combine products across collections — for example, a repair shampoo with a purple conditioner, or a hydrating mask alongside a toning shampoo — to address multiple hair concerns at once. There's no requirement to stick to a single collection if your hair needs more than one type of care.

Do you offer smaller sizes to try products before buying full-size?

Yes, our mini travel sizes let you try a formula in a smaller, TSA-compliant bottle before committing to a full-size purchase. It's a low-risk way to test which products work best for your hair across our different collections.

Complete Hair Care for Blonde, Bleached, and Highlighted Hair

Blacklight Blonde Science formulates every product around the specific challenges of chemically treated hair — brassiness, dryness, and breakage — rather than offering generic, one-size-fits-all hair care. Whether your hair needs colour correction, deep repair, or intensive hydration, there's a dedicated collection built around that exact concern.

Start with our purple toning shampoo and conditioner if brassiness is your main concern, or explore our Repair and Hydrating collections if damage and dryness need more attention. For a deeper weekly boost, add a treatment or hair mask, or keep dry shampoo and mini travel sizes on hand to maintain your routine between washes and while on the go.

Not sure where to start? Take our hair quiz for a personalized routine, or explore The Blonde Journal for expert guidance on identifying exactly what your hair needs.

FREE SHIPPING

We offer free shipping on orders $49+

FREE GIFT

Receive a free gift on orders $75+

EASY RETURNS

Not satisfied? Return your product within 30 days for a full refund. No questions asked.