K18 Detox Clarifying Shampoo
K18

K18 Detox Clarifying Shampoo

$31.49across 10 retailers
Model: K18-40035UPC: 858511001166
Lowest at Amazon
$38.00 at Amazon
Price seen Sep 6, 2026
Lowest at any Popular Retailer
$32.49 at Target
Price seen Sep 6, 2026

Where to Buy

Newest price seen: Sep 6, 2026
RetailerPriceLast seenBuy
F
fragrancenet.com
$31.49Sep 6, 2026, may have changedBuy Now
Target logo
Target
90-day returns (in store too) · free return shipping · free shipping on $35+
$32.49Sep 6, 2026, may have changedBuy Now
S
simon
$35.31Mar 20, 2026, may have changedBuy Now
T
The Skincare Supply
$37.00Sep 6, 2026, may have changedBuy Now
walmart logo
walmart
90-day returns (in store too)
$37.25Sep 6, 2026, may have changedBuy Now

Prices are collected from retailer listings; each row shows the date we last saw that price. Return and shipping terms are each store's standard policy from our retailer research (April 2026). Some products and categories have different terms, so check with the store before you buy.

Pros

  • •Provides a deep, clarifying cleanse that effectively removes buildup, excess oil, dirt, and metals in just one wash without harshness.
  • •Sulfate-free and non-stripping formula that leaves hair feeling clean, soft, and naturally voluminous without dryness or that annoying squeaky feeling.
  • •pH-optimized to maintain hair and scalp health, making it safe and effective for color-treated and heat-styled hair.
  • •Enhances the absorption and effectiveness of peptide-based and bond-building treatments, such as the K18 hair mask.
  • •Creates a refreshing, subtle scent and lathers well even with a small amount.
  • •Instantly improves scalp cleanliness and hair manageability, leaving hair smoother, shinier, and lighter.
  • •Particularly beneficial for oily scalps, controlling oiliness and preventing greasy roots after treatments like scalp oiling.
  • •Can be used as a prep shampoo before deep conditioning or repair treatments for enhanced results.
  • •Makes hair dry faster despite thick or long hair, improving styling ease.
  • •Noticeable improvement in hair thickness, softness, volume, and overall quality after consistent use.

Cons

  • •Can cause dryness if used alone without following up with a good conditioner or nourishing mask.
  • •Recommended use is limited to once or twice a week (or even less frequently) due to strong clarifying effects, which might be inconvenient for some users.
  • •Price is on the higher side, justified mostly by its performance but may not suit all budgets.
  • •Not ideal for daily use, which may deter those looking for an everyday gentle shampoo.
  • •Some users need to pair it with the K18 mask or a similarly hydrating conditioner to avoid dryness and maintain softness.

Bottom Line

The K18 PEPTIDE PREP™ Color-Safe Detox Clarifying Shampoo is a powerhouse clarifier that offers a gentle but thorough detox for color-treated and sensitive scalps without causing dryness or stripping. It’s perfect if you need a scalp reset, buildup removal, or want to prep hair for peptide treatments, but it demands pairing with a nourishing conditioner or mask to stay hydrated. If you’re looking for a sophisticated, science-backed clarifying shampoo that respects your color and boosts treatment absorption, this is a solid choice. Just don’t expect to use it daily, and be ready to invest a bit for quality results.

Read full expert review

What Reviewers Are Saying

Praised
deeply cleanses20%
doesn't strip hair20%
soft and fresh hair20%
gentle pH20%
healthy, shiny hair20%

Discussion

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