How Does Olaplex Actually Work?

We settled the first question already. Does Olaplex work? Absolutely. From the top colorists in Los Angeles to the best salons in Paris, London, Milan — and yes, right here in Bangkok — the verdict is unanimous. It works.

So now the real question: how?

Three steps. Two in the salon, one at home.

Steps 1 and 2 happen during your appointment. Your colorist applies them as part of the treatment process. Then Step 3 — the at-home mini treatment — is what keeps the results going between visits. Think of it as maintaining the work your stylist started.

It works on every hair type. No exceptions.

This is one of the biggest reasons professionals swear by it. Fine hair, thick hair, curly, straight, chemically treated — Olaplex doesn’t discriminate. And the more consistently you use it, the better your results. It’s basically a fitness routine for your hair: the effort compounds over time.

The science behind it — simplified.

The active ingredient is called Bis-aminopropyl diglycol dimaleate. Nobody is expected to remember that. What matters is what it does: it works strand by strand, from root to tip, reconnecting broken bonds inside the hair. Not just coating the surface. Actually repairing the structure from within.

Who needs it most?

Anyone going blonde. Anyone bleaching. Anyone doing repeated lightening services. The more you lift pigment from the hair, the more structural damage accumulates — and that’s exactly where Olaplex earns its reputation. It helps the hair recover faster, stay stronger, and handle the process without the breakage and dullness that usually follows.