Does this shampoo contain sulphates?

The product description does not specify whether it contains sulphates.

Is this shampoo suitable for coloured hair?

The product is designed to strengthen and nourish hair, but it does not explicitly mention suitability for coloured hair.

What is the scent of this shampoo?

The scent is not specified in the product details.

How often should I use this shampoo?

It can be used as part of your regular haircare routine, but frequency may depend on your hair type and needs.

Does this shampoo come with a warranty?

The product does not mention a warranty.

What are the key ingredients?

The shampoo is enriched with Biotin, which helps maintain healthy hair growth and disguises split ends.

Is this product cruelty-free?

The product description does not specify whether it is cruelty-free.

Redken Extreme Length Shampoo 300ml

Redken Extreme Length Shampoo is a specialised haircare product designed to support hair growth and reduce breakage. Its nourishing formula is enriched with Biotin, which helps maintain a healthy scalp environment and disguises split ends for a smoother appearance. The shampoo also effectively removes dirt and build-up, leaving hair refreshed and ready for styling. This product is particularly suited for those with longer hair or anyone looking to grow their hair while maintaining its strength and vitality. The 300ml bottle offers a practical size for regular use, making it a convenient addition to your haircare routine.

Brand:Redken

Compare prices from £16.29 to £25.10

Save £8.81 (35%)

4.4 / 5(75 reviews)

3474636920211

Shampoo & Conditioner

3 retailers

Superdrug Product reviews 5.0 (1) Best price

£16.29

In Stock Free delivery over £25.00 Click & collect Pay later: Yes

Retailer information

We checked this product from this store on 10 Feb 2026 at 18:13.

Delivery

Cost: Free
Free over: £25.00
Time: 3-4 working days
Restrictions: Express delivery not available for Isle of Wight, Channel Islands, Scottish Islands, BFPO addresses. Aerosols or flammable products not sent to Northern Ireland, Channel Islands, Scottish Islands, BFPO addresses.

Collection & in-store

Click & collect: Available
Ready in: From 30 minutes if in stock, or next day if ordered before 5pm Monday-Friday
Locations: Stores
Availability: In store & online

Payment & finance

Min spend: £40.00
BNPL: 18+, UK residents only, subject to status
Pay later: Klarna

Support

Self-service: Track orders via My Account online

Other

Loyalty: Health & Beautycard

Open retailer

Mankind

£19.50 *

In Stock Click & collect

Retailer information

We checked this product from this store on 20 Feb 2026 at 00:23.

Collection & in-store

Click & collect: Available

Open retailer

Lookfantastic Product reviews 4.4 (74)

£25.10 (incl. £3.95 delivery)

In Stock Free delivery over £25.00 Click & collect

Retailer information

We checked this product from this store on 19 Feb 2026 at 16:38.

Delivery

Cost: £3.95
Free over: £25.00
Eco delivery: Eco Delivery

Collection & in-store

Click & collect: Available
Fee: £3.95
Availability: Available online only

Open retailer

* Price may not include delivery when not stated by the retailer. Prices may have changed since we last checked. We are not liable for any errors or omissions; please confirm price, availability and terms with the retailer before purchasing.