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The JUSTK Nourishing Keratin & Collagen Shampoo 1000ml is a salon‑grade, restorative shampoo formulated to repair, strengthen, and deeply nourish damaged or stressed hair. Enriched with Keratin, a powerful protein that rebuilds hair structure, and Collagen, known for boosting elasticity and hydration, this shampoo transforms dry, brittle, and chemically treated hair into smooth, shiny, and resilient strands.
Its rich, creamy formula gently cleanses without stripping essential moisture, making it ideal for hair weakened by colouring, bleaching, heat styling, or environmental exposure. The 1000ml professional‑size bottle is perfect for long‑term use, families, or salon backbars, offering exceptional value and consistent results.
Enriched with Keratin to strengthen and rebuild hair fibres
Infused with Collagen to improve elasticity and shine
Gently cleanses while nourishing and repairing damaged hair
Reduces frizz, dryness, and breakage
Ideal for chemically treated, coloured, or heat‑damaged hair
Leaves hair soft, silky, and manageable
Professional 1000ml size for long‑lasting use
Suitable for daily or regular washing
Hair Types: Dry, Damaged, Frizzy, Chemically Treated, Coloured, Heat‑Styled, Weak, Brittle, Coarse Hair
Ideal For:
Hair damaged by colouring, bleaching, or chemical treatments
Hair weakened by frequent heat styling
Frizzy or coarse hair needing smoothing and hydration
Thin or fragile hair needing strength and elasticity
Anyone wanting salon‑quality repair and nourishment at home
Strengthens hair from root to tip
Deeply hydrates and restores moisture balance
Improves elasticity and reduces breakage
Smooths frizz and enhances shine
Helps maintain and prolong keratin or smoothing treatments
Leaves hair feeling soft, silky, and revitalised
Supports long‑term hair health and resilience
This shampoo is designed for those who want visible, long‑lasting repair. Keratin helps rebuild the hair’s natural protein structure, while Collagen boosts hydration and elasticity—creating a powerful combination that restores hair’s vitality. The 1000ml bottle ensures you get professional‑level care at exceptional value, making it perfect for both home and salon use.
Wet hair thoroughly with warm water.
Apply a generous amount of shampoo to the scalp and hair.
Massage gently to create a rich, creamy lather.
Rinse thoroughly and repeat if needed.
Follow with a keratin or collagen conditioner for best results.
Pro Tip: Leave the shampoo on for 1–2 minutes before rinsing to allow deeper penetration into damaged hair fibres.
Keratin, Collagen, Mild Cleansing Agents, Conditioning Agents, Moisturisers, Fragrance, Preservatives.
Formulated to strengthen, hydrate, and repair hair while providing a smooth, glossy finish.
The JUSTK Nourishing – Keratin & Collagen Shampoo 1000ml is available now at Kess Hair & Beauty Online Store, New Zealand’s trusted destination for premium haircare and beauty essentials. Enjoy fast shipping, secure checkout, and authentic JUSTK products. Stock is limited—restore your hair’s strength and shine with this nourishing keratin‑collagen formula today.
Yes — it is ideal for coloured and chemically treated hair.
Yes — keratin smooths the cuticle, reducing frizz and flyaways.
Yes — the formula is gentle enough for regular use.
Yes — it hydrates and strengthens curls while reducing breakage.
The formula is designed to be gentle; check the bottle for full ingredient details.
No — it strengthens without leaving heavy residue.
Yes — it is suitable for all genders and hair types.
Yes — keratin and collagen work together to reinforce weak hair fibres.
Yes — it supports and prolongs the effects of keratin treatments.
It has a pleasant, salon‑quality fragrance that is not overpowering.
Great product
As described and a great price.
Love it, keeps my colour fresh
I’ve finally found a hair care range that gives me the results I want, my hair feels amazing! A little goes a long way so it’s well worth the money and scent is incredible!
Perfect!- lovely product- amazing service!- thankyou
Good product and service.
Kevin Murphy Young Again wash & rinse was recommended to me by a hairdresser and it is fabulous. It makes my hair so soft and silky, I cannot stop running my hands through it. Definitely recommend giving this a try
Fast delivery, havent tryed yet, but packaging was well done no spillage,and fast delivery.,ive used these colours before, also use as tonner!! Tone down brassy look,i have darker hair,works well for an ashy shade on my natural
Excellent products, no problems with delivery.
Feels super natural & extra clean cleansed skin afterwards. Definitely buying again.
My hair is quite fine and Joico Joifull Volumizing Styler works wonders
Very nices
I use these brushes both for my daughter and I's fine curly/ wavy hair that easily tangled. Great product highly recommend
Great color. I love the violet red time in my hair. Much nicer, cooler red.
A great product for my grey hair. I love it !
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