Olaplex
No.4P Blonde Enhancer Toning Shampoo
Olaplex No.4P Blonde Enhancer Toning Shampoo — the sought-after shampoo shoppers search dupes for.
Best For
✓ Fans of shampoo who want this exact result
Where to Buy
As an Amazon Associate, DupeDose earns from qualifying purchases. We may also earn a commission from other retailers when you buy through these links, at no extra cost to you. Prices are estimates — confirm the current price on the retailer's site.
Ranked dupes
Best alternatives to No.4P Blonde Enhancer Toning Shampoo
Schwarzkopf
Good Bye Yellow Neutralizing Bonding Wash
4.9 (8k)Combines bonding technology with purple pigment neutralization — mirroring Olaplex No.4P's bond-care + toning dual action at a fraction of the price, with a stellar 4.9 rating.
Amika
Bust Your Brass Cool Blonde Shampoo
4.8 (4k)Delivers targeted brass-neutralizing cool purple pigments with nourishing ingredients, closely replicating Olaplex No.4P's toning effect at $11 less and a top 4.8 rating.
Pureology
Strength Cure Blonde Shampoo
4.6 (4k)Sulfate-free formula that combines strengthening and violet toning for blonde hair, paralleling Olaplex No.4P's repair-meets-tone philosophy at nearly the same price point.
Redken
Color Extend Blondage Shampoo
4.6 (6k)Triple acid complex + intense violet pigments deliver professional-grade brass neutralization and color care comparable to No.4P at a much lower price.
Redken
Color Extend Blondage Color Depositing Shampoo
4.6 (6k)Pro-grade triple acid complex with heavy purple pigment deposit neutralizes brassiness just like No.4P, at nearly half the price.
Moroccanoil
Blonde Perfecting Purple Shampoo
4.6 (9k)Argan oil-infused purple shampoo that tones and nourishes blonde hair similarly to No.4P's enhancing formula, priced $4 less with a strong 4.6 rating.
Side-by-Side Comparison
Frequently asked questions
What is a good dupe for Olaplex No.4P Blonde Enhancer Toning Shampoo?
Schwarzkopf Good Bye Yellow Neutralizing Bonding Wash is our top-ranked alternative (90% match) — Combines bonding technology with purple pigment neutralization — mirroring Olaplex No.4P's bond-care + toning dual action at a fraction of the price, with a stellar 4.9 rating.
Is there a cheaper alternative to Olaplex No.4P Blonde Enhancer Toning Shampoo?
Yes — Redken Color Extend Blondage Shampoo offers a similar result for $12 versus $34.
Where can I buy Olaplex No.4P Blonde Enhancer Toning Shampoo?
It's available at Nordstrom — see the "Where to Buy" links above for current prices.