Kristin Ess 450°F Hydrating Heat Protectant Spray - Style Assist Blow Dry Mist for Straight, Wavy + Curly Hair - 5 fl oz

Common questions

Is Kristin Ess 450°F Hydrating Heat Protectant Spray - Style Assist Blow Dry Mist for Straight, Wavy + Curly Hair - 5 fl oz healthy?

Kristin Ess 450°F Hydrating Heat Protectant Spray - Style Assist Blow Dry Mist for Straight, Wavy + Curly Hair - 5 fl oz scores 60/100 on Scout's independent analysis of ingredients, additives, and lab results — a fair-to-good score — solid, with tradeoffs. This product contains beneficial ingredients such as avocado oil, mango seed butter, and chamomile extract, which provide moisturizing and soothing properties.

Which ingredients drive Kristin Ess 450°F Hydrating Heat Protectant Spray - Style Assist Blow Dry Mist for Straight, Wavy + Curly Hair - 5 fl oz's score?

In Scout's ingredient-by-ingredient analysis, Cetearamidoethyldiethonium Succinoyl Hydrolyzed Pea Protein, Hypnea Musciformis Extract, Glycerin count in its favor; Alcohol Denat., Fragrance (Parfum), Phenoxyethanol are flagged as ingredients of concern. The full breakdown, with why each one matters, is in the Key ingredients section on this page.

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Kristin Ess 450°F Hydrating Heat Protectant Spray - Style Assist Blow Dry Mist for Straight, Wavy + Curly Hair - 5 fl oz

60 Fair

Analysis updated August 2026 · How Scout scores

$103.19
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At a glance

Beneficial ingredients 11
Harmful ingredients 4
Category Other Makeup
Summary

This product contains beneficial ingredients such as avocado oil, mango seed butter, and chamomile extract, which provide moisturizing and soothing properties. However, it also includes alcohol denat. as a top ingredient, which can be drying and damaging to the hair, and fragrance, which may cause irritation or allergic reactions. The presence of these ingredients, along with the level of processing involved, impacts the overall safety and quality of the product.

Key ingredients 29

Chamomilla Recutita (Matricaria) Flower Extract
Very Good

Chamomilla Recutita Flower Extract is known for its soothing and anti-inflammatory properties. It is commonly used to calm and condition the skin and hair.

Risks

Generally considered safe with low risk of irritation.

Benefits

Soothes and calms the skin and hair, reducing irritation and inflammation.

See more about Chamomilla Recutita (Matricaria) Flower Extract →
Helianthus Annuus (Sunflower) Seed Oil
Very Good

Sunflower Seed Oil is a natural oil rich in fatty acids and vitamin E. It is used for its moisturizing and nourishing properties.

Risks

Generally considered safe with low risk of irritation.

Benefits

Moisturizes and nourishes the skin and hair, improving overall health.

See more about Helianthus Annuus (Sunflower) Seed Oil →
Mangifera Indica (Mango) Seed Butter
Very Good

Mango Seed Butter is a natural butter known for its moisturizing and emollient properties. It helps to soften and condition the skin and hair.

Risks

Generally considered safe with low risk of irritation.

Benefits

Provides deep moisturization and improves skin and hair texture.

See more about Mangifera Indica (Mango) Seed Butter →
Persea Gratissima (Avocado) Oil
Very Good

Avocado Oil is a natural oil rich in vitamins and fatty acids. It is used for its nourishing and moisturizing properties.

Risks

Generally considered safe with low risk of irritation.

Benefits

Nourishes and moisturizes the skin and hair, enhancing softness and health.

See more about Persea Gratissima (Avocado) Oil →
Ricinus Communis (Castor) Seed Oil
Very Good

Castor Seed Oil is a natural oil known for its conditioning and moisturizing properties. It is commonly used to enhance hair and skin health.

Risks

Generally considered safe with low risk of irritation.

Benefits

Conditions and moisturizes the hair and skin, promoting overall health.

See more about Ricinus Communis (Castor) Seed Oil →
Cetearamidoethyldiethonium Succinoyl Hydrolyzed Pea Protein
Good

This ingredient is a protein derivative that helps to strengthen and protect hair. It is derived from peas and is known for its conditioning properties.

Risks

Generally considered safe with low risk of irritation.

Benefits

Strengthens and protects hair, improving its overall health.

Hypnea Musciformis Extract
Good

Hypnea Musciformis Extract is a type of red algae known for its moisturizing properties. It helps to hydrate and condition the hair and skin.

Risks

Generally considered safe with low risk of irritation.

Benefits

Provides hydration and conditioning benefits.

Glycerin
Good

Glycerin is a humectant that attracts moisture to the skin and hair. It is widely used for its hydrating properties and is considered safe and effective.

Risks

Generally considered safe with low risk of irritation.

Benefits

Provides excellent hydration and helps to maintain moisture balance.

See more about Glycerin →
Sargassum Filipendula Extract
Good

Sargassum Filipendula Extract is a type of brown algae known for its antioxidant properties. It helps to protect the hair and skin from environmental damage.

Risks

Generally considered safe with low risk of irritation.

Benefits

Provides antioxidant protection and helps to maintain healthy hair and skin.

Caprylic/Capric Triglyceride
Good

Caprylic/Capric Triglyceride is an emollient derived from coconut oil and glycerin. It is used for its moisturizing properties and is considered safe and non-irritating.

Risks

Generally considered safe with low risk of irritation.

Benefits

Provides excellent moisturizing benefits and enhances skin softness.

See more about Caprylic/Capric Triglyceride →
Gelidiella Acerosa Extract
Good

Gelidiella Acerosa Extract is a type of red algae known for its moisturizing and conditioning properties. It helps to hydrate and protect the hair and skin.

Risks

Generally considered safe with low risk of irritation.

Benefits

Provides hydration and conditioning benefits, enhancing hair and skin health.

Cyclotetrasiloxane
Neutral

Cyclotetrasiloxane is a type of silicone used for its smoothing properties. It helps to create a silky texture and improve spreadability. However, it is a volatile silicone that evaporates quickly.

Risks

There are environmental concerns regarding its persistence and bioaccumulation.

Benefits

It provides a smooth application and enhances the texture of the product.

Cyclopentasiloxane
Neutral

Cyclopentasiloxane is another silicone that provides a silky feel and helps to spread the product evenly. It is commonly used in hair and skin products for its lightweight and non-greasy properties.

Risks

Similar to other silicones, it may cause buildup on hair with prolonged use.

Benefits

It enhances the smoothness and spreadability of the product.

See more about Cyclopentasiloxane →
Polyglyceryl-4 Isostearate
Neutral

Polyglyceryl-4 Isostearate is an emulsifier that helps to blend oil and water-based ingredients. It is derived from natural sources and is considered safe for use.

Risks

Generally considered safe with low risk of irritation.

Benefits

Helps to stabilize the formulation and improve texture.

See more about Polyglyceryl-4 Isostearate →
Cetyl PEG/PPG-10/1 Dimethicone
Neutral

This ingredient is a silicone-based polymer used for its conditioning properties. It helps to improve the feel and spreadability of the product.

Risks

May cause buildup on hair with prolonged use.

Benefits

Provides conditioning benefits and enhances product texture.

See more about Cetyl PEG/PPG-10/1 Dimethicone →
Hexyl Laurate
Neutral

Hexyl Laurate is an ester used as an emollient and thickening agent. It helps to improve the texture and spreadability of the product.

Risks

Generally considered safe with low risk of irritation.

Benefits

Improves texture and provides a smooth application.

See more about Hexyl Laurate →
Water (Aqua/Eau)
Neutral

Water is used as a solvent and base for many cosmetic formulations. It helps to dissolve other ingredients and provides hydration.

Benefits

Acts as a solvent and provides hydration.

See more about Water (Aqua/Eau) →
Sorbitol
Neutral

Sorbitol is a sugar alcohol used as a humectant and thickening agent. It helps to retain moisture and improve the texture of the product.

Risks

Generally considered safe with low risk of irritation.

Benefits

Helps to retain moisture and improve product texture.

See more about Sorbitol →
Coco-Glucoside
Neutral

Coco-Glucoside is a mild surfactant derived from coconut oil and glucose. It is used for its gentle cleansing properties.

Risks

Generally considered safe with low risk of irritation.

Benefits

Provides gentle cleansing without stripping natural oils.

See more about Coco-Glucoside →
Algin
Neutral

Algin is a natural polysaccharide derived from brown algae. It is used as a thickening and stabilizing agent in cosmetic formulations.

Risks

Generally considered safe with low risk of irritation.

Benefits

Improves texture and stability of the product.

See more about Algin →
Chitosan
Neutral

Chitosan is a natural polymer derived from chitin, used for its film-forming and conditioning properties. It helps to improve the texture and feel of the product.

Risks

Generally considered safe with low risk of irritation.

Benefits

Provides conditioning benefits and enhances product texture.

Guar Hydroxypropyltrimonium Chloride
Neutral

This ingredient is a derivative of guar gum used for its conditioning properties. It helps to improve the texture and manageability of hair.

Risks

Generally considered safe with low risk of irritation.

Benefits

Enhances hair manageability and provides conditioning benefits.

See more about Guar Hydroxypropyltrimonium Chloride →
Sorbitan Oleate
Neutral

Sorbitan Oleate is an emulsifier used to blend oil and water-based ingredients. It is derived from sorbitol and oleic acid and is considered safe for use.

Risks

Generally considered safe with low risk of irritation.

Benefits

Helps to stabilize the formulation and improve texture.

See more about Sorbitan Oleate →
Xanthan Gum
Neutral

Xanthan Gum is a natural thickening agent used to improve the texture and stability of cosmetic products. It is derived from fermented sugars.

Risks

Generally considered safe with low risk of irritation.

Benefits

Enhances texture and stability of the formulation.

See more about Xanthan Gum →
Ethylhexylglycerin
Neutral

Ethylhexylglycerin is a preservative and skin conditioning agent. It is used to enhance the efficacy of other preservatives and improve skin feel.

Risks

Generally considered safe with low risk of irritation.

Benefits

Enhances preservation and provides skin conditioning benefits.

See more about Ethylhexylglycerin →
Phenoxyethanol
Bad

Processed additive flagged under Scout's ingredient doctrine.

Risks

May cause irritation in sensitive individuals if used in high concentrations.

Benefits

Helps to preserve the product and extend its shelf life.

See more about Phenoxyethanol →
Carrageenan
Bad

Processed additive flagged under Scout's ingredient doctrine.

Risks

Generally considered safe with low risk of irritation.

Benefits

Enhances texture and stability of the formulation.

See more about Carrageenan →
Alcohol Denat.
Very Bad

Heavily flagged ingredient class under Scout's doctrine.

Risks

It can be drying to the skin and hair if used in high concentrations.

Benefits

It helps the product to dry quickly and enhances the delivery of active ingredients.

See more about Alcohol Denat. →
Fragrance (Parfum)
Very Bad

Fragrance is used to impart a pleasant scent to the product. However, it can be a mixture of many chemicals, some of which may cause allergic reactions or skin irritation.

Risks

Potential for allergic reactions and skin irritation, especially in sensitive individuals.

Benefits

Provides a pleasant scent to enhance user experience.

See more about Fragrance (Parfum) →

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