L’Oréal Professionnel Blond Studio Developer 30 Vol (9%) 1L
Achieve beautifully bright, even blondes with L’Oréal Professionnel Blond Studio Developer 30 Vol (9%). Specially designed to pair with the Blond Studio lightening system, this developer delivers stronger lift while maintaining a smooth, creamy texture for effortless application and saturation.
Ideal for clients seeking up to 3 levels of lift, this 30-vol developer provides the perfect balance of performance and control—helping you achieve luminous results without compromising hair quality. Its stabilised formula ensures consistent, predictable blonding from roots to ends.
Packaged in a professional 1L bottle, it’s an essential for stylists looking for high-performance lift with reliable, salon-perfect outcomes.
| Specification | Value |
|---|---|
| Volume | 30 vol |
| Developer Strength | 9% |
| Capacity | 1L |
| Formula Type | Stabilised, creamy texture |
| Recommended Use | With Blond Studio lightening system |
FAQ
Can this developer be used on all hair types?
This developer is specifically formulated for use with the Blond Studio lightening system and works best on hair types that benefit from a controlled lift. It is recommended for use on medium to thick hair for optimal results.
How long does the developer last once opened?
The developer has a shelf life of up to 12 months when stored in a cool, dry place. Once opened, it should be used within 6 months for best performance.
Is it safe for color-treated hair?
Yes, this developer is designed to provide strong lift while preserving hair quality, making it suitable for color-treated hair when used as part of the Blond Studio system.

Alexander Watson –
The developer delivers a strong, even lift without damaging the hair. It mixes smoothly and applies easily. I’ve used it with the Blond Studio system and the results are bright and consistent from roots to ends.
Austin Quinn –
Great performance for achieving up to 3 levels of lift. The creamy texture makes it easy to apply, and the results are luminous. A reliable choice for salon professionals.
Abigail Gibson –
I’ve tried several developers, and this one stands out for its consistency and smooth application. The 30 vol strength gives a bright blonde without over-processing the hair.
Nathan Dyer –
Works well with the Blond Studio system. The lift is strong but balanced, and the hair feels healthy after processing. Slightly more expensive, but worth it for salon results.
Simon Russell –
Perfect for achieving a bright, even blonde. The developer is easy to mix and provides excellent saturation. I’ve used it on both light and medium hair with great results.