For anyone who loves the vibrant look of freshly colored hair, maintaining that brilliance can be a frustrating challenge.

We tracked down one affordable shampoo shoppers with gray hair are totally obsessed with — and it’s just $6 on Amazon. BIOLAGE Color Last Shampoo ($6) is perfect for giving your gray hair some ...

If your hair needs a little TLC after a hectic (and ... but I think it would be almost a crime not to put you on to the Biolage Color Last shampoo ($42; $28). There’s a reason why it has more ...