L'Oreal Professionnel Paris Dia Color 4-Brown, 50ml

What It Does
L'Oreal Professionnel Paris Dia Color 4-Brown is a semi-permanent hair color that adds deep, rich brown tones with luminous shine. It blends greys and enhances natural hair with a reflective, silky finish. The ammonia-free formula is gentle on hair and scalp, leaving hair healthier and more vibrant. Whether you’re refreshing faded color or adding subtle depth, this formula delivers natural-looking results and long-lasting color. Ideal for at-home or professional use, it gives your hair the glossy brown transformation it deserves without compromising on care.

Why You’ll Love It
You’ll love this product for its radiant brown shade and salon-quality results. The ammonia-free formula makes it gentle on the scalp and hair while still delivering vibrant, glossy color. It blends grey hair naturally and leaves your locks feeling soft, smooth, and conditioned. Easy to apply, with minimal odor, it’s ideal for those looking to maintain or refresh their hair color with minimal damage. Whether you’re covering greys or enhancing your base tone, Dia Color ensures shine, nourishment, and a flawless finish every time.

Volume/Quantity
50ml – Ideal for one full-head application or root touch-up.

Hair Type/Concerns
This hair color is suitable for all hair types and is ideal for those with sensitive scalps due to its ammonia-free composition. It’s perfect for anyone dealing with dullness, faded color, or early greying. The gentle formulation enhances natural hues without causing dryness or irritation. It's a great option for clients who want rich color and shine without compromising on hair health. Whether you’re looking for subtle enhancement or complete coverage, this formula is designed to treat your hair with care while delivering beautiful results.

Certification or Claims
L'Oreal Dia Color is dermatologist-tested and formulated under strict safety standards. It is ammonia-free, ensuring a low-odor, non-irritating coloring experience. Trusted by salons worldwide, this product offers excellent grey blending and high shine while caring for hair integrity. Backed by L'Oreal's commitment to innovation and performance, it contains conditioning agents that nourish and protect hair. It aligns with responsible beauty practices, offering clean, professional results that meet European cosmetic regulations and environmental standards.

Features and Benefits

• Ammonia-free formula is gentle on hair and scalp

• Delivers radiant brown tones with luminous shine

• Provides up to 70% grey blending

• Enhances hair softness and manageability

• Ideal for semi-permanent, low-maintenance color

• Trusted by professional stylists worldwide

• Easy to apply with even, streak-free results

• Long-lasting tone with minimal fading
  It’s the perfect way to refresh, tone, or transform your color while keeping hair healthy and vibrant.

Ingredients
The formula contains Ionène G™ and Incell™ technology to fortify and nourish hair while depositing color. Conditioning agents and polymers help deliver softness, manageability, and shine. Its no-ammonia base ensures a more pleasant coloring experience with less irritation. The ingredients work together to improve hair structure and enhance color retention, providing a smooth application and a flawless finish. Designed for both salon and at-home use, the formula respects your hair’s natural balance while delivering intense color and care.

Ingredient Benefits

• Ionène G™ strengthens hair from within

• Incell™ technology restores protective lipids

• Conditioning agents lock in moisture and shine

• No ammonia for less irritation and a gentler coloring experience

• Shine enhancers give hair a luminous, glossy finish

• Surfactants ensure even color distribution
  This advanced blend ensures color vibrancy, hair health, and lasting softness with every use.

How to Use It
Mix L'Oreal Dia Color 4-Brown with Dia Activateur in a 1:1.5 ratio. Apply to dry, unwashed hair from roots to ends. Leave on for 20 minutes, then rinse thoroughly without shampoo. Apply conditioner as needed. Always perform a patch test 48 hours prior to coloring. Use gloves during application. This formula is suitable for full-head application, root touch-ups, or toning. For best results, follow professional mixing and timing instructions. You’ll achieve rich brown tones with enhanced shine and manageability.

Clinical Results
90% of users reported increased shine and softness after one use. 85% noticed natural grey blending, and 92% experienced smoother hair texture post-application.