Used weekly, Clairol Nice 'n Easy ColorSeal Conditioning Gloss ($4; drugstores) has safflower oil to control coarse strands.
2. Restore softness
Non-color-depositing Pantene Pro-V Silver Expressions Conditioner in Sterling to Snow ($6; drugstores) smooths hair without tinting it blue.
3. Beat brassiness
The chamomile-derived azulene in Phyto Phytargent Whitening Shampoo ($24; beauty.com) helps remove yellowing residue.
4. Boost shine
The luminosity-enhancing silica and rice bran oil in Aveda Brilliant Emollient Finishing Gloss ($23; aveda.com) take tresses from dull to dazzling.
5. Decrease dryness
Daily washing and styling can dry out hair; by absorbing excess oils, Bumble & Bumble Hair Powder in White ($19; bumbleandbumble.com for salon locator) lets you skip a day or two (spray powder directly onto scalp and brush out excess). ***
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