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Description
Ingredients
Product Details
What it is:
Specific oxidant for Biokera Natura Color dyes. It acts as a source of active oxygen necessary to develop the colour inside the hair, respecting the fibre and scalp as much as possible.
What it does:
Easy mixing with the pigments. Spectacular and long-lasting colour result. Complements the treatment action of the colouring system.
What else you need to know:
Develops and helps to fix the pigments inside the hair, with extreme gentleness and care for both the skin and the hair shaft. Complements the treatment action of the Biokera Natura Color shades. Mix in a non-metallic bowl the same amount of oxidant as of Biokera Natura Color dye. Depending on the result to be obtained, 20 (6%), 30 (9%) or 40 (12%) volumes should be used.
*Ingredients may vary slightly due to formula updates by brands. Please consult packaging for most accurate list of ingredients
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Frequently Asked Questions
The 40 Vol. indicates the developer's strength (12% hydrogen peroxide), which lifts hair color by approximately 4 levels. This mid-strength developer is ideal for moderate color lifting while maintaining hair health, making it suitable for most hair types and color correction needs.
Salerm Biokera Natura Developer Cream is formulated with biokeratin and natural ingredients to minimize scalp irritation. However, perform a patch test 24-48 hours before application. If you have a diagnosed sensitive scalp condition, consult a professional colorist or dermatologist before use.
Yes, the 40 Vol. developer is excellent for root touch-ups as it provides controlled lifting without over-processing. Apply to roots first, then extend to mid-lengths and ends if needed. Processing time typically ranges from 30-45 minutes depending on desired results.