The L'Oréal Professionnel Dia Activateur 15 Vol Developer Cream (1000ml) is a high-performance hair developer, specifically formulated to precisely activate the nuances of DiaRichesse and DiaLight semi-permanent hair colours, ensuring perfect and well-defined shades.
Technology and Performance
Its technologically advanced formula offers gentle lightening of up to 1.5 levels, making it ideal for creating subtle reflections and personalised shades. Enriched with protective conditioning agents, this developer acts in a balanced way to nourish and hydrate the hair throughout the chemical process, leaving the lengths and ends exceptionally soft, silky, and with an intense shine.
Technical Specifications
Product type: Oxidant / Developer Cream (Universal for Dia Light and Dia Richesse ranges)
Volume: 15 vol / 4.5%
Size: 1000ml
Grey coverage: Up to 70% of grey hair
Lightening: Up to 1.5 levels
Texture: Fluid conducting cream
Key benefits: Nutrition, hydration, reflection definition, and intense shine
Indication: Professional use
Key Features, Care, and Additional Benefits
In addition to faithfully revealing the nuances of the DiaRichesse and DiaLight ranges, this activator stands out for its excellent coverage capability, managing to conceal up to 70% of grey hair to ensure a perfectly uniform and natural-looking result. Its gentle action preserves scalp well-being and respects hair fibre integrity.
Expert Tip
Follow the instructions provided on the packaging or by your professional. Dia Activateur 15 Vol is the ideal choice for technical services where richer grey hair coverage or a slight tone lift is desired to enhance multidimensional reflections, ensuring maximum smoothness in the finish.
Preparation: Wear suitable disposable gloves before starting product preparation.
Mixing: Follow the instructions on the packaging or from your professional to mix with DiaRichesse or DiaLight colouration at the recommended ratio.
Application: Apply evenly to hair, according to the professional technique to be performed.
Development time: Allow to develop, strictly observing the time recommended in the colouration's leaflet.
Rinsing: Rinse hair thoroughly with water until all product residues are completely removed from the scalp and strands.
Hair colourants can cause severe allergic reactions.
Read and follow the instructions.
Perform a preliminary allergy test 48 hours before applying any hair colour. If no irritation occurs, proceed with the application.
Read the product leaflet carefully.
This product should not be used on persons under 16 years of age.
For professional use only.
Wear appropriate gloves. If the product comes into contact with eyes, rinse immediately and thoroughly with water.
Do not use for colouring eyelashes or eyebrows.
Keep out of reach of children.
Do not use on irritated, broken skin, or on a damaged scalp.
In case of irritation or allergic reaction, discontinue use and consult a doctor.
For external use only. Do not ingest.
Store in a cool, dry place, away from direct sunlight.
Observe the storage conditions and expiry date indicated on the packaging.
Latest update: 2026-06-13 00:13:47
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