Olaplex No. 9 Bond Protector Hair Serum is a lightweight, silicone-free leave-in serum for smoother, more manageable hair. Formulated with red algae extracts and Olaplex Bond Building Technology, it helps protect against environmental stressors for up to 48 hours and heat up to 232°C, while adding shine, easing detangling and helping reduce static. Apply a small amount to damp hair as the first step in your styling routine, then blow-dry from roots to ends. A practical choice for anyone looking to protect and smooth hair before styling.
Choose a hair serum by matching its intended benefits and texture to your hair type, styling routine and preferred finish. Check the product label and directions so you know how much to apply and whether it is designed for damp or dry hair.
Compare these practical criteria before choosing a hair serum:
Make your styling routine work harder with Olaplex Bond Building Technology in a lightweight leave-in serum. Alongside red algae extracts, the formula helps reconnect disulfide bonds and supports hair as it faces everyday environmental stressors. Its protective care lasts for up to 48 hours, making it a considered choice for routines focused on smoother, shinier-looking hair. Apply it to damp hair before styling to give strands a caring start and help them look more polished throughout the day.
Give your hair a sleek, manageable feel as you prepare to style. Olaplex No. 9 helps smooth the hair, add shine and ease detangling, making it a useful first step for damp strands. The lightweight serum also helps reduce static, so hair feels more controlled as you work through your styling routine. Spread a small amount through the lengths and style as desired for hair that looks glossy and feels easier to handle, whether you are creating a simple everyday finish or a more polished look.
Bring added care to heat styling with a serum that helps protect hair from heat up to 232°C. Apply a small amount to damp hair as the first step in your routine, then blow-dry from roots to ends for a smoother, more manageable finish. This simple application fits naturally into your styling ritual, while the leave-in formula stays with your hair as you create your look. Pair heat protection with the serum’s shine-enhancing and smoothing benefits for a polished result that feels ready for the day.
When blow-drying is part of your styling routine, apply a small amount to damp hair before you start. It helps protect your hair from heat while smoothing it as you dry, so your finished style feels more manageable.
When your hair feels weakened by broken bonds, use the serum as the first step in your styling routine. Olaplex Bond Building Technology helps reconnect broken disulfide bonds, leaving your hair smoother and shinier.
When your hair is exposed to environmental stressors, apply the serum to damp hair before styling. It helps protect your hair from those stressors for up to 48 hours, so it feels better protected through your day.
When tangles and static make styling frustrating, smooth a small amount through damp hair before blow-drying. It eases detangling and helps reduce static, leaving your hair smoother and easier to manage.
Apply a small amount of Olaplex No. 9 to damp hair as the first step in your styling routine. Work it from the roots to the ends, then blow-dry; use more if your hair is long or thick. The leave-in serum helps protect against heat up to 232°C while smoothing and detangling hair.
Yes, Olaplex No. 9 is designed for a range of hair types, including curly, wavy, colour-treated and damaged hair. Its lightweight, silicone-free formula helps add shine, smooth the hair and reduce static, while supporting more manageable curls and easier detangling as part of your styling routine.
Olaplex No. 9 contains perfume and listed fragrance allergens, including limonene, linalool, citral, citronellol and hexyl cinnamal, so check these against your known sensitivities before use. It is for external use only: keep it out of your eyes, stop applying it if irritation occurs and store it out of children’s reach.
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