What makes it effective?<br/>Shiny hair is healthy-looking hair because its smooth surface perfectly reflects light. Hair damage disrupts cuticles, making fibres rough, porous, and dull unable to reflect light.<br/>Glycolic Gloss Sulphate-Free Shampoo is powered with [Glycolic Acid] which has a small molecular weight able to penetrate the hair & inject it with care. The Glycolic Gloss Complex contains conditioning agents to seal cuticles with a lasting shine glaze. Hair is shinier & smoother than ever before. <br/><br/>Suitable for all:<br/>Effective on all hair types, ranging from straight, wavy, curly, and coily.<br/><br/>*Consumer Use Test, women with dull hair, shampoo + conditioner. 78% of 160 UK women agreed<br/>** instrumental test after one application of the trinomen & 5 applications of the shampoo.<br/>*** instrumental test after application of the shampoo + conditioner.<br/>**** instrumental test after use of the shampoo + conditioner + rinse-off treatment.
Morrisons Grocery