WHO SHOULD USE IT: Anyone who has hard water or well water, or swims in chlorinated pools. If you have blonde, grey, or white natural or colour-treated hair. If you have any shade of colour-treated hair that looks orange, brassy, greenish. If you have coarse, stiff, dull, unresponsive hair. Before colour processing. Gentle treatment works in under 3 minutes Removes minerals (found in well water/hard water) that darken and distort your colour Leaves hair softer, silkier, brighter No sulphates, cruelty-free, gluten-free, vegan Gentle formula for healthier hair and scalp