Just For Men Control GX Grey Reducing Shampoo gradually reduces grey hairs and cleanses at the same time to create natural results for any shade of hair. Suitable for daily use this gentle grey reducing shampoo revitalises hair colour daily. Just For Men Control GX Grey Reducing Shampoo gives you superior control over the amount of grey in your hair. This means you can gradually restore your greys to their natural shade to achieve the look you want. You\'ll start to see a slight reduction in grey hairs after your first few washes. Then you simply continue using the shampoo until you get the right level (usually 2-4 weeks) You can even change how gradually you reduce your greys by using the shampoo daily or every other day for a subtler transformation. Once you\'ve got the perfect level of grey reduction, simply use the shampoo 3 to 4 times a week to maintain the look.