Best Hair Darkening Shampoo Deals Online in the UK (10 Deals Found)

Last Updated - 29/10/2026 Sort By:

Best Choice
Alpecin

New
Alpecin Grey Attack Caffeine & Colour Shampoo for Men 1x 200ml | Gradually Darker and Stronger Hair | Controlled & Natur
NATURALLY REDUCES FIRST GREY HAIRS, providing subtle, natural-looking results with each wash.

£15.90
Just For Men

New
Just For Men Control GX Grey Reducing Shampoo, Hair Dye Shampoo, 118ml
CGX Innovative hair colour shampoo and conditioner with New Improved Formula gradually reduces grey with every wash. Gen

£9.60 £10.30
Best Value
IIIMEIDU

New
Black Hair Dye Shampoo 3 in 1, Herbal Dye Shampoo for Grey Hair Coverage Hair Color for Women and Men (Natural Black) 40
HERBAL FORMULA INGREDIENT: Our natural plant formula with Ginger Polygonum multiflorum Improve your hair texture, while

£9.99 £13.52
Just For Men

New
Just For Men Control GX 2-in-1 Grey Reducing Shampoo and Conditioner, 118ml
CGX Innovative hair colour shampoo and conditioner New Improved Formula gradually reduces grey with every wash. Gently a

£9.65
17% Off
Alpecin

New
Alpecin Grey Attack MAX Caffeine & Colour Shampoo 1 x 200ml - Gradually Darker and Stronger Hair - Extra Strong Colour P
MAXIMUM Performance for Darker and Stronger Hair!: Grey hairs are gradually darkened with each wash for a stronger, long

£24.99 £29.99
Dexe

New
Dexe Black Hair Shampoo 400 ML Instant Hair Darkening Dye for Men Women Black Color - Easy to Use - Lasts 30 Days - Fast
Instant Hair Darkening: Dyes hair black in just 5 minutes

£8.19 £8.79
Just For Men

New
Just For Men Control GX 2in1 Grey Reducing Shampoo and Conditioner, 177 ml
CGX Innovative hair colour shampoo and conditioner New Improved Formula gradually reduces grey with every wash. Gently a

£12.99
BELEZALIB

New
Dark Brown Hair Dye Shampoo Permanent for Men&Women, 3-In-1 Shampoo for Treated & Gray Hair Coverage, Lasts 30 Days/400m
【No Animal Hurt】Our production of Whale Wax stearol is completely dependent on the hydrolysis process of Vegetable Oils,

£11.99
15% Off
MEIDU

New
Hair Dye Shampoo for Women Men 3 in 1,Cover Gray hairs,Herbal Ingredients Natural Hair Colour Shampoo,Contains Ginseng E
[Upgraded Formula] This hair dye shampoo an optimized formula and does not contain parabens and sulfates, so you can dye

£8.49 £9.99
WATERMANS

New
Watermans Grow Me® Hair Growth Shampoo - Not just a Caffeine Shampoo we include Biotin, Argan Oil, Rosemary, Niacinamide
BOOST YOUR CONFIDENCE: Struggling with thinning, fine, weak, or damaged hair? Our Grow Me Shampoo is uniquely formulated

£13.94

10 Hair Darkening Shampoo deals are available from: Amazon stores, starting from £8.19.
The biggest discount we found is 26% on Black Hair Dye Shampoo 3 in 1, Herbal Dye Shampoo for Grey Hair Coverage Hair Color for Women and Men (Natural Black) 400ml at Amazon.
The lowest price we found is £8.19 while the highest is £24.99.
Prices for the best Hair Darkening Shampoo deals average at £12.57.
Last updated on October 29, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Hair Darkening Shampoo.