Olaplex - No 4P Blonde Enhancer Toning Shampoo - 250ml (COS)

Olaplex No 4P Blonde Enhancer Toning Shampoo (COS) 

What it is: A toning shampoo that strengthens, hydrates, and neutralizes brassiness while keeping hair hydrated from roots to ends.

Hair Type: Straight, Wavy, Curly, and Coily

Hair Texture: Fine, Medium, and Thick

Hair Concerns:
- Dryness
- Color Safe
- Brassiness

Highlighted Ingredients:
- Bis-Aminopropyl Diglycol Dimaleate: Rebuilds broken and weakened bonds.

What Else You Need to Know: This highly concentrated, sulfate-free shampoo forms a rich lather to neutralize brassiness and boost brightness after one use. Suitable for all blonde, lightened, and gray hair—natural or stylist-created, root-to-tip or balayage—this non-drying formula can be rotated into any hair maintenance routine as needed for your best blonde yet. It’s scientifically proven to boost all blondes three times brighter compared to top purple shampoos.

Ingredient Callouts: This product is vegan, gluten-free, and cruelty-free.

What Else You Need to Know: This highly concentrated, sulfate-free shampoo forms a rich lather to neutralize brassiness and boost brightness after one use. Suitable for all blonde, lightened, and gray hair—natural or stylist-created, root-to-tip or balayage—this non-drying formula can be rotated into any hair maintenance routine as needed for your best blonde yet. It’s scientifically proven to boost all blondes three times brighter*.
(*compared to top purple shampoos)