L'Oréal Professionnel Dialight Hair Tint - 4 Medium brown

About L'Oréal Professionnel Dia light Acidic Gloss Color

Discover Dia light Acidic Gloss Color, the innovative acidic pH demi-permanent hair color designed exclusively for professional glossing, toning, and refreshing services in the salon.

Enriched with Hyaluronic Acid, this advanced formula delivers instant hydration during the coloring process while helping to combat one of the first visible signs of sensitized hair: dryness. Ideal after bleaching, balayage, or for reviving dull lengths, it enhances shine and leaves hair looking smoother and healthier—without lifting.

Benefits of Dia light Acidic Gloss Color

- Instantly helps fight dryness
- 2x more hydration & up to 82% more shine
- Strengthens hair after bleaching – up to 3x less breakage
- Helps preserve cortex integrity
- Neutralizes unwanted tones after lightening services
- Gently refreshes faded lengths and ends
- Gloss effect lasting up to 6 weeks
- No additional sensitization or breakage
- No lift
- Ammonia-free formula
- Vegan
- 96% biodegradable formula
- Up to 96% ingredients of natural origin
- 80+ shades & 3 developers for unlimited customization

How to Use Dia light

Preparation:
- Wear suitable disposable gloves
- Use exclusively with Diactivateur 6 Vol. (1.8%), 9 Vol. (2.7%), or 15 Vol. (4.5%)
- Mixing ratio: 1 : 1.5 (60 ml color cream + 90 ml developer)
- Do not use metal tools
- If using a shaker bottle, open immediately after mixing to avoid pressure build-up

Application:
- Apply on dry hair
- Processing time: 20 minutes
- Emulsify gently and rinse thoroughly
- Follow with Metal DX or Vitamino Color Spectrum shampoo

Professional Salon Services with Dia light

- Hyaluronic Glossing: Full-head application to enhance shine and improve manageability after any color service
- Hyaluronic Toning: Neutralizes unwanted undertones immediately after pre-lightening or balayage
- Hyaluronic Refreshing: Harmonizes and revives lengths and ends between permanent color services

C-TOTAL Tips

- Ideal after bleaching to help strengthen and hydrate the fiber
- Perfect for clients seeking gloss and tone correction without lift
- Shades can be intermixed for fully customized results
- Choose developer strength based on desired intensity and neutralization level
- Excellent for refreshing color between technical services

Ingredients

AQUA / WATER / EAU • CETEARYL ALCOHOL • GLYCERIN • PROPANEDIOL • OLEIC ACID • OLEYL ALCOHOL • COCO-GLUCOSIDE • ETHANOLAMINE • GLYCOLIC ACID • PARFUM / FRAGRANCE • ASCORBIC ACID • TETRASODIUM GLUTAMATE DIACETATE • m-AMINOPHENOL • XANTHAN GUM • p-AMINOPHENOL • SODIUM METABISULFITE • SODIUM HYALURONATE • N,N-BIS(2-HYDROXYETHYL)-p-PHENYLENEDIAMINE SULFATE • TOLUENE-2,5-DIAMINE • PSEUDOALTEROMONAS FERMENT EXTRACT • TETRAMETHYL ACETYLOCTAHYDRONAPHTHALENES • SALICYLIC ACID • THIOGLYCERIN • SODIUM HYDROXIDE

FAQ

Q: Who is Dia light suitable for?
A: It is ideal for clients who want to neutralize tones, refresh color, and boost shine after lightening or between permanent color services—without lifting.

Q: Does Dia light lighten the hair?
A: No, Dia light provides gloss, tone correction, and color refresh without lift.

Q: How long does the result last?
A: The gloss effect can last up to 6 weeks, depending on hair condition and maintenance routine.

Q: Is the formula ammonia-free?
A: Yes, Dia light is ammonia-free and developed exclusively for professional use.