I bought it with the conditioner, I love my red hair so I though this shampoo could help me to protect my color , WRONG my color leaves my hair same as does it with other shampoo, it cleans well but nothing else

Five years ago, I used the Radiant Red collection during a week-long trip during the summer. I think the advertisement on the bottles and packaging were similar back then as it is nowadays, (it either enhances the copper tones for light red hair, or...