Matrix was the first brand to release a green shampoo on the market with its Total Results Dark Envy Shampoo ($14), which is suitable for both color-treated and natural cool brown hair.

Matrix Total Results Dark Envy Neutralising Green Shampoo for Dark Brunette Hair Now 10% Off £11.79 at LookFantastic £29 at hqhair.com £12.78 at Amazon ...

Apparently, it could. After just one shampoo (followed by applying the Matrix Instacure Build-A-Bond Mighty Care Conditioner) and a quick blow dry, I had to grab a mirror and look at my hair from ...

There's nothing tricky or complex when it comes to using the Matrix Biolage Shampoo and Conditioner Balm. As someone who only washes my hair once a week, I like to double-cleanse with shampoo.

Matrix was the first brand to release a green shampoo on the market with its Total Results Dark Envy Shampoo ($14), which is suitable for both colour-treated and natural cool brown hair.