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Heat Protectant FAQs

How Does Heat Protectant Work?

Heat protectants work by forming a protective barrier on the hair shaft, which helps to prevent direct damage from high-temperature styling tools. L'Oréal Paris heat protectant products help with three things:

Creating a Shield: They create an invisible shield that reduces direct heat exposure to your hair cuticle.

Distributing Heat Evenly: The formulas help to distribute heat more evenly across the hair strand, minimizing hot spots that can lead to damage.

Locking in Moisture: Most L'Oréal Paris heat protectants contain conditioning agents that help seal the hair's cuticle and lock in essential moisture, keeping your hair smooth, shiny, and less prone to breakage. This extra layer of defense helps maintain your hair's natural vitality.

Is Heat Protectant Necessary?

Yes, heat protectant is essential for protecting your hair from damage caused by high-heat styling tools such as flat irons, curling irons, and blow dryers. Regular use of heat tools without proper protection can lead to:

Breakage and Split Ends: High heat can weaken the hair structure.

Dryness and Dullness: Heat strips away natural moisture, leaving hair brittle and lifeless.

Color Fading: For color-treated hair, heat can accelerate fading. L'Oréal Paris color-caring heat protectant is designed to help maintain hair strength, shine, and overall health, making it a crucial step in any heat styling routine.

To maintain hair health, always use heat protectant styling products if you will be using hot tools.

What Happens If You Don't Use Heat Protectant?

If you don't use heat protectant when styling with hot tools, your hair is at a high risk of significant damage, including dryness, breakage, and dullness. Without a protective barrier, the intense heat can:

Dehydrate Hair: Evaporate essential moisture, leaving strands parched and brittle.

Damage Cuticles: Lift and fray the hair's outer layer, leading to frizz and split ends.

Weaken Hair Structure: Over time, heat damage can cause significant breakage and compromise hair health.

Reduce Shine: Heat damage can make hair lose its shine, leaving it looking dull.

L'Oréal Paris heat protectants help prevent these issues, preserving your hair's natural beauty and keeping it looking healthy, vibrant, and strong even with regular heat styling.

How Do You Use Heat Protection Spray?

Hair heat protection spray is best applied to damp, towel-dried hair before heat styling, although some formulas can also be used on dry hair. Regardless, it’s important to make sure hair is dry before applying direct heat. Here's how to effectively use your L'Oréal Paris heat protectant for hair:

Preparation: After washing, gently towel-dry your hair to remove excess water.

Application: Hold the L'Oréal Paris Sleek It Iron Straight heat protectant spray about 6-8 inches away from your hair, spraying evenly from roots to ends. Pay extra attention to areas that will receive the most heat.

For an extra moisturizing benefit, our heat protectant for dry hair, EverPure Moisture 21-in-1 Leave-In Conditioner Spray, provides heat protection while nourishing hair, adding shine, detangling, and more. Spray on damp hair and comb through, then proceed to styling once your hair is dry.

If you have curly hair, the best heat protectant for curly hair is the Elvive Dream Lengths Heat Slayer Leave-In Conditioner, perfect for frizz reduction.

Distribution: After spraying your heat protectant, comb through your hair to evenly distribute the product. This ensures that every strand receives the protective benefits.

Style: Once your hair is dry, proceed with your usual heat styling routine. L'Oréal Paris hair heat protectant spray is designed for easy and effective use, preparing your hair for flawless styling.

If you are starting with already dried hair, Sleek It Iron Straight Heatspray can also be used on dry hair. Apply it section by section as you style your hair with your preferred heat tool.

Should I Use Heat Protectant Before Blow Drying?

Yes, you should always apply heat protectant before blow-drying your hair. Blow-drying, even on medium heat, can cause significant stress to your hair. L'Oréal Paris products are specifically formulated to protect your hair from the high heat encountered during blow-drying, helping to prevent:

Dryness: The EverPure Moisture 21-in-1 Leave-In Conditioner is a multi-benefit heat protectant that helps moisturize and nourish your hair.

Frizz: The Elvive Frizz Killer Leave-In Serum tames frizz and static while providing 450-degree heat protection.

Breakage: For an extra boost of care, the EverPure Bond Repair Oil-In-Serum helps treat weak hair bonds while also providing protection against heat.

Regardless of what heat protectant product you choose, they all help protect your hair when you blow dry it.

Can You Put Heat Protectant on Wet Hair?

Heat protectant should be applied to damp or towel-dried hair for optimal effectiveness. Applying it to damp hair allows the product to absorb quickly and distribute evenly, creating a comprehensive protective layer before you introduce heat. L'Oréal Paris’ heat protectants are formulated to absorb swiftly and offer smooth styling without weighing your hair down, preparing it perfectly for blow-drying or other heat styling.

Pro Tip: You should always wait for your hair to dry before heat styling, as wet hair is weaker and more prone to damage.

Can You Use Heat Protectant on Dry Hair?

While applying heat protectant to damp hair is generally most effective, some L'Oréal Paris heat protectants can also be used on dry hair, especially for quick touch-ups or restyling. For example, a light mist of a heat protectant spray can refresh your style and add an extra layer of protection before using a curling iron on dry sections. Our products offer flexible protection for both wet and dry applications, adapting to your styling needs.

Heat Protectant Products Suitable for Dry Hair:

EverPure Bond Repair Oil-In-Serum

Sleek It Iron Straight Heat spray

How Long Does Heat Protectant Last?

Heat protectant products typically last for one styling session. Heat protectant should always be applied before using any hot styling tools, even blow dryers, to help maintain your hair’s health.

Where Can You Buy L'Oreal Paris Heat Protectant Products?

You can purchase L’Oréal Paris heat protectant products both in stores at your local drugstore, large retailers like Target or Walmart, and at grocery chains or online through retailers like Amazon and Ulta Beauty. Click the “Buy Online” button on the heat protectant’s individual product pages to see where to purchase it online, or use our Store Locator to find an in-store option to shop for heat protection hair products near you.