Here's our complete breakdown comparing the ingredients, attributes, and more of Kérastase Défense Thermique Heat Protecting Leave-In Treatment for Weakened Hair versus Living Proof Restore Perfecting Spray .
Last updated on February 29, 2024. Published on March 11, 2024
Overview
What they are
These products are both reef safe . They have a total of 10 ingredients in common
Suited For
They're both likely to be good for dry skin and brightening skin
Free From
They both do not contain any parabens or sulfates
What's Inside
They both contain common allergens, fragrances and oils
We independently verify ingredients, and our claims are backed by peer-reviewed research. Spot a product that need an update? Let us know.
Heat Protectant
These products protect hair from heat damage. Heat damage can come from curling irons, straighteners, other heat-tools, and the sun.
Detangler
Detanglers
Price
Ingredient Info
Kérastase Défense Thermique Heat Protecting Leave-In Treatment for Weakened Hair 37 ingredients
Living Proof Restore Perfecting Spray 39 ingredients
Contains Alcohol
Ingredients in this product that are types of alcohol:
Contains Silicon
Ingredients in this product that are types of silicon:
Contains Fragrance
Ingredients in this product that are forms of fragrance:
Sulfate Free
This product is free of sulfates 🎉
Paraben Free
This product is free of parabens 🎉
Contains Oils
Ingredients in this product that are types of oil:
Not Malassezia Safe
Ingredients in this product that are not malassezia safe:
Reef Safe
This product is free of ingredients that damage reefs 🎉
Contains EU Allergens
Ingredients in this product that are EU allergens:
Non Vegan
This product is not vegan 😥
Not Cruelty Free
This product is not cruelty-free 😥
Alcohol Free
This product is free of harsh alcohols 🎉
Silicon Free
This product is free of silicons 🎉
Contains Fragrance
Ingredients in this product that are forms of fragrance:
Sulfate Free
This product is free of sulfates 🎉
Paraben Free
This product is free of parabens 🎉
Contains Oils
Ingredients in this product that are types of oil:
Not Malassezia Safe
Ingredients in this product that are not malassezia safe:
Reef Safe
This product is free of ingredients that damage reefs 🎉
Contains EU Allergens
Ingredients in this product that are EU allergens:
Vegan
This product is vegan 🎉
Cruelty Free
This product is cruelty-free 🎉
At a glance
Click on any of the items below to learn more
Kérastase Défense Thermique Heat Protecting Leave-In Treatment for Weakened Hair 37 ingredients
Living Proof Restore Perfecting Spray 39 ingredients
Notable Ingredients
This product contains 1 ingredient that may have this attribute:
This product contains 1 ingredient that may have this attribute:
Benefits
This product contains 2 ingredients that may have this attribute:
This product contains 1 ingredient that may have this attribute:
This product contains 1 ingredient that may have this attribute:
This product contains 2 ingredients that may have this attribute:
Concerns
This product contains 2 ingredients that may have this attribute:
This product contains 2 ingredients that may have this attribute:
This product contains 2 ingredients that may have this attribute:
This product contains 4 ingredients that may have this attribute:
This product contains 3 ingredients that may have this attribute:
This product contains 3 ingredients that may have this attribute:
Notable Ingredients
This product contains 1 ingredient that may have this attribute:
Benefits
This product contains 1 ingredient that may have this attribute:
This product contains 1 ingredient that may have this attribute:
Concerns
This product contains 1 ingredient that may have this attribute:
This product contains 1 ingredient that may have this attribute:
This product contains 2 ingredients that may have this attribute:
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Join SkinSortIngredients Compared
Ingredients that are highlighted in purple are present in both products.
Kérastase Défense Thermique Heat Protecting Leave-In Treatment for Weakened Hair 37 ingredients
Living Proof Restore Perfecting Spray 39 ingredients
Water • Cocos Nucifera Oil • Amodimethicone • Polyquaternium-37 • Phenoxyethanol • Propylene Glycol Dicaprylate/Dicaprate • Xylitylglucoside • Sodium Hydroxide • Anhydroxylitol • Xylitol • Dimethicone Peg-7 Phosphate • Ppg-1 Trideceth-6 • Trideceth-6 • Behentrimonium Chloride • Limonene • Xylose • Ethylhexylglycerin • Sorbitan Oleate • Linalool • Isopropyl Alcohol • Cetrimonium Chloride • Glycerin • Hydrolyzed Vegetable Protein Pg-Propyl Silanetriol • Benzyl Salicylate • Coumarin • Zingiber Officinale Root Extract • Citral • Benzyl Alcohol • Citronellol • Benzyl Benzoate • Leontopodium Alpinum Callus Culture Extract • Potassium Sorbate • Tocopherol • Citric Acid • Xanthan Gum • Dipeptide Diaminobutyroyl Benzylamide Diacetate • Parfum
Water • Peg/Ppg-8/3 Laurate • Dicetyldimonium Chloride • Polyquaternium-37 • Isopentyldiol • Propylene Glycol Dicaprylate/Dicaprate • Glycerin • Butylene Glycol • Beta Vulgaris Root Extract • Amaranthus Caudatus Seed Extract • Propylene Glycol • Hydrolyzed Corn Starch • Cynara Scolymus Leaf Extract • Ppg-26-Buteth-26 • Alaria Esculenta Extract • Propanediol • Gluconic Acid • Zea Mays Starch • Ppg-1 Trideceth-6 • Peg-40 Hydrogenated Castor Oil • Sodium Benzoate • Parfum • Limonene • Hexyl Cinnamal • Linalool • Citronellol • Citral • Methyldihydrojasmonate • Dipropylene Glycol • Citrus Aurantium Dulcis Peel Oil • Citrus Aurantium Bergamia Fruit Oil • Linalyl Acetate • Pinene • Amyl Salicylate • Ethylene Brassylate • Citrus Limon Peel Oil • Tetramethyl Acetyloctahydronaphthalenes • Ionone • Cyclamen Aldehyde
Ingredients Side-by-side
Ingredients that are highlighted in purple are present in both products.
Learn more about what what Com. / Irr. ratings are
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
Water. It's the most common cosmetic ingredient of all. You'll usually see it at the top of ingredient lists, meaning that it makes up the largest part of the product.
So why is it so popular? Water most often acts as a solvent - this means that it helps dissolve other ingredients into the formulation.
You'll also recognize water as that liquid we all need to stay alive. Talk about multi-purpose! If you see this, drink a glass of water. Stay hydrated!
Learn more about WaterKérastase Défense Thermique Heat Protecting Leave-In Treatment for Weakened Hair contains this as ingredient number 1.
Living Proof Restore Perfecting Spray contains this as ingredient number 1.
We don't have a description for Polyquaternium-37.
Kérastase Défense Thermique Heat Protecting Leave-In Treatment for Weakened Hair contains this as ingredient number 4.
Living Proof Restore Perfecting Spray contains this as ingredient number 4.
Propylene Glycol Dicaprylate/Dicaprate is a mixture of Propylene Glycol Dicaprylate and Propylene Glycol Dicaprate.
It is an emollient and helps hydate the skin.
Kérastase Défense Thermique Heat Protecting Leave-In Treatment for Weakened Hair contains this as ingredient number 6.
Living Proof Restore Perfecting Spray contains this as ingredient number 6.
We don't have a description for Ppg-1 Trideceth-6.
Kérastase Défense Thermique Heat Protecting Leave-In Treatment for Weakened Hair contains this as ingredient number 12.
Living Proof Restore Perfecting Spray contains this as ingredient number 19.
Limonene is a fragrance that adds scent and taste to a formulation.
It's found in the peel oil of citrus fruits and other plants such as lavender and eucalyptus. The scent of limonene is generally described as "sweet citrus".
Limonene acts as an antioxidant, meaning it helps neutralize free radicals.
When exposed to air, oxidized limonene may sensitize the skin. Because of this, limonene is often avoided by people with sensitive skin.
The term 'fragrance' is not regulated in many countries. In many cases, it is up to the brand to define this term. For instance, many brands choose to label themselves as "fragrance-free" because they are not using synthetic fragrances. However, their products may still contain ingredients such as essential oils that are considered a fragrance.
Learn more about LimoneneKérastase Défense Thermique Heat Protecting Leave-In Treatment for Weakened Hair contains this as ingredient number 15.
Living Proof Restore Perfecting Spray contains this as ingredient number 23.
Linalool is a fragrance and helps add scent to products. It's derived from common plants such as cinnamon, mint, citrus, and lavender.
Linalool has the same effect as Limonene when exposed to air. Oxidized linalool can cause allergies and skin sensitivity.
Linalool has a scent that is floral, spicy tropical, and citrus-like.
Learn more about LinaloolKérastase Défense Thermique Heat Protecting Leave-In Treatment for Weakened Hair contains this as ingredient number 19.
Living Proof Restore Perfecting Spray contains this as ingredient number 25.
Glycerin is already naturally found in your skin. It helps moisturize and protect your skin.
A study from 2016 found glycerin to be more effective as a humectant than AHAs and hyaluronic acid.
As a humectant, it helps the skin stay hydrated by pulling moisture to your skin. The low molecular weight of glycerin allows it to pull moisture into the deeper layers of your skin.
Hydrated skin improves your skin barrier; Your skin barrier helps protect against irritants and bacteria.
Glycerin has also been found to have antimicrobial and antiviral properties. Due to these properties, glycerin is often used in wound and burn treatments.
In cosmetics, glycerin is usually derived from plants such as soybean or palm. However, it can also be sourced from animals, such as tallow or animal fat.
This ingredient is organic, colorless, odorless, and non-toxic.
Glycerin is the name for this ingredient in American English. British English uses Glycerol/Glycerine.
Learn more about GlycerinKérastase Défense Thermique Heat Protecting Leave-In Treatment for Weakened Hair contains this as ingredient number 22.
Living Proof Restore Perfecting Spray contains this as ingredient number 7.
Citral is a fragrance and used to add a lemon-like scent to products. It is both naturally found in plants and created synthetically. In plants, it is commonly occurring in lemon myrtle, lemongrass, lemon tea-tree, lemon verbena, and other citruses.
The EU mandates Citral be listed separately as a fragrance. It is a known allergen and may cause contact dermatitis. Citral can also used as a masking ingredient.
The term 'fragrance' is not regulated in many countries. In many cases, it is up to the brand to define this term. For instance, many brands choose to label themselves as "fragrance-free" because they are not using synthetic fragrances. However, their products may still contain ingredients such as essential oils that are considered a fragrance.
The term 'citral' is a collective term for two geometric isomers: geranial/Citral A and neral/Citral B.
Learn more about CitralKérastase Défense Thermique Heat Protecting Leave-In Treatment for Weakened Hair contains this as ingredient number 27.
Living Proof Restore Perfecting Spray contains this as ingredient number 27.
Citronellol is used to add fragrance/parfum to a product. It is often derived from plants such as roses. In fact, it can be found in many essential oils including geranium, lavender, neroli, and more. The scent of Citronellol is often described as "fresh, grassy, and citrus-like".
Since the Citronellol molecule is already unstable, Citronellol becomes irritating on the skin when exposed to air.
Citronellol is a modified terpene. Terpenes are unsaturated hydrocarbons found in plants. They make up the primary part of essential oils.
Citronellol is not able to be absorbed into deeper layers of the skin. It has low permeability,
Citronellol is also a natural insect repellent.
Learn more about CitronellolKérastase Défense Thermique Heat Protecting Leave-In Treatment for Weakened Hair contains this as ingredient number 29.
Living Proof Restore Perfecting Spray contains this as ingredient number 26.
Parfum is a catch-all term for an ingredient or more that is used to give aroma to products. Parfum, or fragrance, can be a blend of hundreds of chemicals or plant oils. This means every product with "fragrance" or "Parfum" in the ingredients list is a different mixture.
In the US, the alternative name for parfum is 'fragrance'. The term 'fragrance' is not regulated in many countries. In many cases, it is up to the brand to define this term.
For instance, many brands choose to label themselves as "fragrance-free" because they are not using synthetic fragrances. However, their products may still contain ingredients such as essential oils that are considered a fragrance. One example is Calendula flower extract. Essential oil ingredients still impart a scent or 'fragrance'.
Depending on the blend, it can cause allergies and sensitivities on the skin. Some ingredients that are known EU allergens include linalool and citronellol.
Products use parfum often to give products a scent or cover up smells of different ingredients.
The bottom line is: not all fragrances/parfum/ingredients are created equally. If you are worried about fragrances, we recommend taking a closer look at an ingredient. And of course, we always recommend speaking with a professional.
Learn more about ParfumKérastase Défense Thermique Heat Protecting Leave-In Treatment for Weakened Hair contains this as ingredient number 37.
Living Proof Restore Perfecting Spray contains this as ingredient number 22.
Here's what our community thinks of the ingredients in these two products.
Kérastase Défense Thermique Heat Protecting Leave-In Treatment for Weakened Hair 37 ingredients
Living Proof Restore Perfecting Spray 39 ingredients
Usage
Here's some more info on how this product is used by our community.
When to use
Kérastase Défense Thermique Heat Protecting Leave-In Treatment for Weakened Hair 37 ingredients
Living Proof Restore Perfecting Spray 39 ingredients
Alternatives
Our Dupe Finder has found 6 potential alternatives that have similar ingredients to Kérastase Défense Thermique Heat Protecting Leave-In Treatment for Weakened Hair.
See 6 alternativesWe haven't detected any alternatives for Living Proof Restore Perfecting Spray.