The treatment works to repair dry or damaged hair (Image: Amazon) If you are struggling with dry, brittle or damaged hair, then investing in a treatment product is well worth it. There are plenty available on the market, at different price points, but Olaplex is arguably one of the most popular choices. The high-end brand isn't cheap, but thankfully, we've spotted a deal on Amazon that can get you £10 off the No.

3 Hair Perfector Repairing Treatment , now £18.95 was £28. The treatment is designed to repair dry or damaged hair and is particularly useful for those with coloured hair or who wear hair extensions.

Simply apply it to dry hair, leave it to sink in for three minutes, and then rinse it out. It's suitable for all hair types, whether you have thin or thick hair or straight or curly locks. The hair treatment has a 4.

3 rating on Amazon and more than 123,000 customer reviews, with some crediting it for helping their hair grow. 96,559 customers who bought the product left a five-star review. And more than 8,000 bottles have been purchased on Amazon in the past month.

READ MORE: Cadbury's 1kg Dairy Milk hamper is perfect for Christmas and cheaper than Tesco READ MORE: Stacey Solomon space-saving shoe storage solution now less than £25 on Amazon One shopper said: " Olaplex is the reason that my hair has been able to grow so long and still look healthy and thick . It is fantastic, and I know sometimes it gets some hate on social media, but I am a fan. My favourite is the nu.