How to Stop Colour-Treated Hair From Fading

Hair colour fades faster than it has to. What strips your colour, how to make it last, and the routine that keeps it salon-fresh for longer.

NUDA Nectar Bath colour care shampoo, formulated for coloured hair

Hair colour is an investment, and most of it washes down the drain faster than it should. The good news: a lot of fading is avoidable. It comes down to what you wash with, how hot you go, and a few habits that quietly strip the pigment. Fix those and your colour stays true far longer.

Why your colour fades

  • Harsh sulphates. Aggressive cleansers open the cuticle and pull pigment out with every wash. This is the biggest culprit.
  • Hot water. Heat swells the strand and lets colour escape. Cooler water keeps the cuticle closed and the pigment in.
  • Washing too soon and too often. Every wash fades colour a little. The first 48 hours after colouring matter most.
  • Heat styling and sun. Both break down the dye molecules and dull the tone over time.

How to make your colour last, step by step

  1. Wait before the first wash. Give fresh colour at least 48 hours to set before it meets water.
  2. Switch to a colour-safe shampoo that skips harsh sulphates like SLS and SLES. This single change does more than anything else. Our Nectar Bath cleanses gently with aloe and wheat protein, so it lifts dirt without stripping a single shade.
  3. Wash less, and cooler. Stretch the days between washes and finish with a cool rinse to seal the cuticle.
  4. Seal and protect after every wash. A sealing conditioner locks colour in and shields against fading. Gloss Balm seals the cuticle with avocado oil and adds a high-definition shine that makes colour look richer.
  5. Shield from heat and sun. Use a heat protectant, and cover or protect hair in strong sun.

The products that protect colour

The simplest colour-care routine is a gentle cleanse plus a sealing conditioner. The Colour Maintenance Duo pairs Nectar Bath and Gloss Balm to clean without stripping and then lock the colour in, which is exactly why we built them as a system. Both are silicone-free and certified by ECOCERT COSMOS, so you protect your colour without coating your hair in plastic. Explore the full shine and colour range.

Small habits that save your colour

Beyond products: rinse with cooler water, avoid daily washing, use dry shampoo to stretch between washes, keep heat tools moderate, and protect hair from chlorine and strong sun. None of these are dramatic, but together they are the difference between colour that lasts three weeks and colour that lasts two months.

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Frequently Asked Questions

How long should I wait to wash my hair after colouring?

At least 48 hours. Colour needs time to set into the cuticle, and washing too soon rinses away pigment before it has bonded. After that, washing less often, with a colour-safe shampoo, keeps it lasting.

Does a shampoo without harsh sulphates really make colour last longer?

Yes, noticeably. Sulphates are strong detergents that open the cuticle and strip pigment with every wash. A gentle shampoo that avoids harsh SLS and SLES cleans without that stripping effect, which is the single most effective change for colour longevity.

Why does my colour fade so fast even with colour-safe products?

Usually hot water, washing too often, or heat and sun exposure. Even the best shampoo cannot compete with daily hot washes. Cooler water, fewer washes, and heat protection close most of that gap.

Does hot water really fade hair colour?

It does. Heat swells the strand and opens the cuticle, letting pigment escape down the drain. Washing and especially rinsing with cooler water keeps the cuticle flatter and the colour locked in.

Can I use a clarifying shampoo on coloured hair?

Sparingly. Clarifying shampoos are great for removing buildup but they are strong and will speed up fading if used often. Limit them to occasional use, and follow with a sealing conditioner or mask to lock everything back in.

Frequently asked questions

How long should I wait to wash my hair after colouring?
At least 48 hours. Colour needs time to set into the cuticle, and washing too soon rinses away pigment before it has bonded. After that, washing less often, with a colour-safe shampoo, keeps it lasting.
Does sulphate-free shampoo really make colour last longer?
Yes, noticeably. Sulphates are strong detergents that open the cuticle and strip pigment with every wash. A gentle, sulphate-free shampoo cleans without that stripping effect, which is the single most effective change for colour longevity.
Why does my colour fade so fast even with colour-safe products?
Usually hot water, washing too often, or heat and sun exposure. Even the best shampoo cannot compete with daily hot washes. Cooler water, fewer washes, and heat protection close most of that gap.
Does hot water really fade hair colour?
It does. Heat swells the strand and opens the cuticle, letting pigment escape down the drain. Washing and especially rinsing with cooler water keeps the cuticle flatter and the colour locked in.
Can I use a clarifying shampoo on coloured hair?
Sparingly. Clarifying shampoos are great for removing buildup but they are strong and will speed up fading if used often. Limit them to occasional use, and follow with a sealing conditioner or mask to lock everything back in.
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