Garnier Olia 4.0 Dark Brown No Ammonia Permanent Hair Dye

(1 customer review)

£8.09 N/A

Last updated on February 2, 2026 2:08 pm Details

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Description

  • 60% oil-powered permanent hair dye, no Ammonia
  • Up to 100% grey hair coverage
  • Maximum colour performance for intense, multi-dimensional and even colour
  • Visibly improves hair quality, making hair 3x shinier
  • Unique sensorial application
  • Optimal scalp comfort with a non-drip velvety texture and a delicate floral fragrance
  • Hair Dye can only lighten natural hair colour 1 to 2 levels
  • Use an old towel and moisturising cream to avoid staining
  • Approved by Cruelty Free International under the Leaping Bunny Programme
  • Maximum colour performance for intense and even colour full of beautiful reflects and long lasting shiny brown hair colour

1 review for Garnier Olia 4.0 Dark Brown No Ammonia Permanent Hair Dye

  1. Anonymous

    “I think you need to leave it a little longer than the box says as my white hairs have not completely disappeared”…

    1 product
  2. Anonymous

    “I love the colour- I always opt for the darkest brown option for hairdye and this was exactly the colour I wanted”…

    1 product
  3. Anonymous

    “Love the colour but was hoping it would be a lot lighter still like it though”…

    1 product
  4. Anonymous

    “I love the colour and love that it covers really well as I have very thick hair so sometimes find I need 2 boxes to get the right result”…

    1 product

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Product Location

United Kingdom

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