Olaplex

No. 4 Bond Maintenance Shampoo

Shampoo·Mid-tier·$30.00·$3.75/oz·solution·Made in USA
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Price shown is an estimate — check the retailer for the current price.

Overall consensus

4.5 from 22,100 reviews

Aggregated from ~22,100 reviews across retail + community sources (seed).

Ingredients & evidence

  • panthenolPro-vitamin B5; supportive evidence for soothing and barrier.
    moderate evidence

Evidence reflects general dermatology consensus, not product-specific trials.

Full ingredient list not yet on file — showing key actives above.

Not medical advice — consult a dermatologist. Conditions are self-declared and never diagnosed by this app.