Olaplex
No. 4 Bond Maintenance Shampoo
Olaplex No. 4 Bond Maintenance Shampoo — the sought-after shampoo shoppers search dupes for.
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✓ Fans of shampoo who want this exact result
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Ranked dupes
Best alternatives to No. 4 Bond Maintenance Shampoo
Amika
The Kure Bond Repair Shampoo
4.7 (5k)Uses bond-repair actives targeting broken disulfide bonds with a similar strengthening, moisturizing finish, at nearly $3 less than the original.
Matrix
Instacure Build-A-Bond Mighty Bonds Shampoo
4.7 (698)Professional-grade bond-building formula with Citric Acid and Amino Acids that reconstructs internal hair bonds similarly to Olaplex, at a fraction of the price.
Schwarzkopf
BlondMe Bond Repair Shampoo
4.7 (252)Salon-quality bond repair shampoo with BOND-PLEX technology specifically engineered to reconnect broken bonds, matching Olaplex's professional-level performance at a lower price.
Redken
Acidic Bonding Concentrate Shampoo
4.6 (18k)Shares the same bond-repairing science with Citric Acid complex to reinforce weakened bonds and restore strength, offering a salon-credible alternative at a higher price point.
Bondbar
Bonding Shampoo
4.5 (910)Dedicated bond-building shampoo targeting damaged and chemically treated hair with a very similar repair-and-strengthen effect at a highly affordable $9.99.
Minimalist
Maleic Bond Repair Complex Hair Shampoo
4.4 (597)Formulated with Maleic Acid bond-repair complex that actively rebuilds broken hair bonds—mirroring Olaplex's core mechanism—at slightly less than the original's price.