A beauty writer tests Olaplex's No.0.5 Hydrating and Strengthening Scalp Serum for two weeks on her dandruff-prone scalp.

To combat some of the unsighly side effects of an unhappy scalp, Olaplex has introduced the No.0.5 Scalp Longevity Serum, ...

Those with color-damaged hair will by now know that once salon-exclusive brands like Olaplex are now readily available online — but that doesn’t change the fact they’re still pricey ...

Olaplex went public in September 2021 at a ... She said her scalp became dry and flaky, she developed excessive dandruff, and her hair started breaking in half. "I've never had anything like ...

But fans of Olaplex No.3 have spotted it still included in the ingredients list of the bestselling hair product, causing concern about the formula online. But should you ditch your favourite hair ...