A guide to the best shampoos for fast hair growth

The cult-bargain protein-rich shampoo the beauty world is obsessed with. Originally intended for use on horses' manes, the products were tested on human hair and the gave amazing results. A promising review: " As a hairdresser I was very sceptical, never believed anything could actually help your hair grow. This has worked miracles. My became so dry and fragile, this has sorted out the condition and allowed it to grow, at least 3 inches in 3 months. I recommend this to my clients now!"

A shampoo infused with caffeine and biotin which helps boost and energise roots to breathe new life into bland, weakened strands.A promising review: "I LOVE this stuff! It makes my hair feel and smell fantastic and since I have been using it, I have noticed that my hair is growing out thicker and healthier."

This clever shampoo promises to stimulate hair growth and density by promoting scalp circulation and supplying nutrients to the hair follicle. A promising review: "This shampoo is top of the range, it makes your hair grow, thickens hair, makes hair real clean looking and so soft.I'm on my 2nd bottle and my hair is growing everybody is commenting on my fast growth and how healthy shiny and soft it looks."

Hairburst supercharges your hair growth for maximum length in minimal time, whilst wheat proteins will help strengthen your hair and hair follicles to reduce breakage.A promising review: "Since having a baby two years ago my hair has been falling out and has gone really thin. To the paint where my hair is EVERYWHERE around the house. I got hair burst LAST WEEK and I kid you not my hair is stronger and doesn't fall out apart from the odd strand. I'm not fighting with the hair brush anymore and I am really pleased so far."

Help protect your hair against breakage and reinforce its lengths with this nourishing shampoo and conditioner set. A promising review: " I suffer with thin and frizzy hair and this stuff leaves my hair looking shiny and frizzy free, my hairdresser is also impressed as I have I the past damaged it badly with heat and bleached highlights..."

This clever formula is jam-packed with root activating pea sprout extract and protective proteins that work together to keep the scalp in optimum condition for healthy hair growth whilst reducing breakage by 95%. A promising review: "I bought this as I was suffering from a lot of breakage, I have been using the product for about 2 months, smells amazing and zero breakage, my hair looks twice as thick as it did. I use the shampoo conditioner, serum and the scalp tonic. It does exactly what it says."