


No.4P Blonde Enhancer Toning Shampoo
Purple toning shampoo · 250 ml
$34

Description
Sulfate-free purple shampoo for blonde, grey and lightened hair: a violet dye cancels yellow and brassy tones, and Olaplex's bond builder works on the hair while it does.
Key ingredients
- Bis-aminopropyl diglycol dimaleate
- Acid Violet 43
No.4P Blonde Enhancer Toning Shampoo dupes
Cost per fl oz
- Size
- 250 ml
- 200 ml
- Key ingredients
- Bis-aminopropyl diglycol dimaleate, Acid Violet 43
- Amodimethicone, Polyquaternium-10
What matches
Same job: a sulfate-free purple shampoo whose violet dye cancels the yellow and orange in blonde, grey and lightened hair.
What the dupe does worse
Olaplex adds its patented bis-aminopropyl diglycol dimaleate and cleans with an olefin sulfonate, while L'Oréal uses isethionate and sulfosuccinate cleansers plus amodimethicone for slip, with no bond builder.
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