Sun Bum

Sun Bum Cool Down Lotion

Name: Sun Bum - Cool Down Lotion
Brand: Sun Bum

Efficacy75/100IrritancyMedium

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Works for

1 of 1 advertised claim delivered

Moisturizing

Theobroma cacao seed butter, Simmondsia chinensis seed oil + 6 more

Good evidence

What the product description says

“After a long lazy day in the sun, your skin needs revitalization and hydration.”

Source: Ulta

This product can help soften the skin and reduce its moisture loss with emollients and occlusives: simmondsia chinensis seed oil, theobroma cacao seed butter.

Keep in mind that this product does not contain effective ingredients to attract water to the upper layer of the skin. This is why an additional product with humectants like glycerin or hyaluronic acid can be helpful (apply it before this product for the best results).

Theobroma cacao seed butterKey active· EmollientEffect: HighHelps soften the upper layer of the skin and can be helpful in restoring the skin barrier function. Might have some anti-oxidant effect~1.7–2.5%

Simmondsia chinensis seed oilKey active· Emollient, OcclusiveEffect: HighSoftens the upper layer of skin and helps restore the healthy skin barrier. Has shown to help calm down inflammation in skin. It is a stable oil, meaning that it retains its properties even when exposed to air.~1.3–2%

Cetyl alcoholKey active· EmollientEffect: MediumA non-drying alcohol that works to soften the skin and stabilize product formulations helping oil and water mix together~0.85–1.3%

Glyceryl stearate seKey activeEffect: MediumUsed to stabilize the product formulations and works as an emollient~5.8–8.7%

Aloe barbadensis extract· HumectantEffect: LowTraditionally used to treat sunburns, dermatitis and inflammation, but evidence for its effectiveness is lacking. The extract can contain humectants that help attract water into the skin~1–1.6%

Sorbitol· HumectantEffect: LowHelps attract water to the upper layer of the skin and improves the product texture~2–3%

Stearic acid· EmollientEffect: LowHelps oil and water mix together and works as an emollient~4–6%

TocopherolEffect: Low, below effective dosePure form of vitamin E. Can help moisturise and protect the skin from free radicals. Often used to help stabilise other ingredients or the formula itself~0.05–0.2%

Can it cause trouble?

Irritancy

2 strong irritants: Diazolidinyl urea, Parfum

Medium risk

We flagged 7 ingredients with irritancy potential. Severity depends on your sensitivity threshold; the table lists the worst offenders first.

IngredientFunctionIrritationEst. amount

Diazolidinyl ureaA preservative. Works by releasing formaldehyde. Can be irritatingHigh~0.1–0.45%est.

ParfumAn aromatic blend of unspecified and possibly irritating ingredientsHigh~0.01–0.1%est.

Simmondsia chinensis seed oilSoftens the upper layer of skin and helps restore the healthy skin barrier. Has shown to help calm down inflammation in skin. It is a stable oil, meaning that it retains its properties even when exposed to air.Medium~1.3–2%est.

Aloe barbadensis extractTraditionally used to treat sunburns, dermatitis and inflammation, but evidence for its effectiveness is lacking. The extract can contain humectants that help attract water into the skinMedium~1–1.6%est.

Sorbitan oleateHelps oil and water mix togetherMedium~0.45–1.05%est.

TriethanolamineUsed to adjust pH of the product and can help improve the product's smellMedium~0.4–0.9%est.

Tocopheryl acetateA more stable but less bio-available form of vitamin E compared to Tocopherol. Might help moisturize and protect the skin from free radicals, but mostly used in low concentrations to stabilize other ingredients.Medium~0.1–0.35%est.

Comedogenic

4 ingredients rated 2 or more on the 0–5 pore-clogging scale

4 flagged

These ingredients have a comedogenic rating of 2 or more on a 0–5 scale; the table shows each one's rating. In leave-on products they can clog pores in acne-prone skin.

IngredientFunctionRatingEst. amount

Gossypium herbaceum seed oilCottonseed oil. It is used as an emollient and occlusive in products. It is rich palmitic, oleic acid, and linoleic fatty acids.3/5~2.7–4.1%est.

Theobroma cacao seed butterHelps soften the upper layer of the skin and can be helpful in restoring the skin barrier function. Might have some anti-oxidant effect3/5~1.7–2.5%est.

Glyceryl stearate seUsed to stabilize the product formulations and works as an emollient2/5~5.8–8.7%est.

Sorbitan oleateHelps oil and water mix together2/5~0.45–1.05%est.

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Ingredients

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Water~40–60%

Formula

Irritation risk: Low

Plain old water

More about Water

Glyceryl stearate se~5.8–8.7%

Key activeComedogenic 2/5

Irritation risk: Low
Comedogenicity: 2/5

Works for

CleansingMoisturizing

Used to stabilize the product formulations and works as an emollient

More about Glyceryl stearate se

Stearic acid~4–6%

Formula

Irritation risk: Low

Works for

CleansingMoisturizing

Helps oil and water mix together and works as an emollient

More about Stearic acid

Gossypium herbaceum seed oil~2.7–4.1%

Comedogenic 3/5

Irritation risk: Low
Comedogenicity: 3/5

Works for

Moisturizing

Cottonseed oil. It is used as an emollient and occlusive in products. It is rich palmitic, oleic acid, and linoleic fatty acids.

More about Gossypium herbaceum seed oil

Sorbitol~2–3%

Formula

Irritation risk: Low

Works for

Moisturizing

Helps attract water to the upper layer of the skin and improves the product texture

More about Sorbitol

Theobroma oil

Not recognized

Theobroma cacao seed butter~1.7–2.5%

Key activeComedogenic 3/5

Irritation risk: Low
Comedogenicity: 3/5

Works for

MoisturizingAnti-oxidationAnti-dandruff

Helps soften the upper layer of the skin and can be helpful in restoring the skin barrier function. Might have some anti-oxidant effect

More about Theobroma cacao seed butter

Simmondsia chinensis seed oil~1.3–2%

Key activeIrritant · medium

Irritation risk: Medium

Works for

Moisturizing

Softens the upper layer of skin and helps restore the healthy skin barrier. Has shown to help calm down inflammation in skin. It is a stable oil, meaning that it retains its properties even when exposed to air.

More about Simmondsia chinensis seed oil

Aloe barbadensis extract~1–1.6%

Irritant · medium

Irritation risk: Medium

Works for

Moisturizing

Traditionally used to treat sunburns, dermatitis and inflammation, but evidence for its effectiveness is lacking. The extract can contain humectants that help attract water into the skin

More about Aloe barbadensis extract

Cetyl alcohol~0.85–1.3%

Key active

Irritation risk: Low

Works for

CleansingMoisturizing

A non-drying alcohol that works to soften the skin and stabilize product formulations helping oil and water mix together

More about Cetyl alcohol

Sorbitan oleate~0.45–1.05%

Comedogenic 2/5Irritant · medium

Irritation risk: Medium
Comedogenicity: 2/5

Works for

Cleansing

Helps oil and water mix together

More about Sorbitan oleate

Triethanolamine~0.4–0.9%

Irritant · medium

Irritation risk: Medium

Works for

Cleansing

Used to adjust pH of the product and can help improve the product's smell

More about Triethanolamine

Diazolidinyl urea~0.1–0.45%

Irritant · high

Irritation risk: High

A preservative. Works by releasing formaldehyde. Can be irritating

More about Diazolidinyl urea

Tocopheryl acetate~0.1–0.35%

Irritant · medium

Irritation risk: Medium

Works for

Anti-oxidation

A more stable but less bio-available form of vitamin E compared to Tocopherol. Might help moisturize and protect the skin from free radicals, but mostly used in low concentrations to stabilize other ingredients.

More about Tocopheryl acetate

Tocopherol~0.05–0.2%

Formula

Irritation risk: Low

Works for

Anti-oxidationAnti-agingMoisturizingAnti-inflammatory

Pure form of vitamin E. Can help moisturise and protect the skin from free radicals. Often used to help stabilise other ingredients or the formula itself

More about Tocopherol

Parfum~0.01–0.1%

Irritant · high

Irritation risk: High

An aromatic blend of unspecified and possibly irritating ingredients

More about Parfum

Ingredient list view

Water, Glyceryl stearate se, Stearic acid, Gossypium herbaceum seed oil, Sorbitol, Unknown, Theobroma cacao seed butter, Simmondsia chinensis seed oil, Aloe barbadensis extract, Cetyl alcohol, Sorbitan oleate, Triethanolamine, Diazolidinyl urea, Tocopheryl acetate, Tocopherol, Parfum

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Sources cited in this review

Every concentration estimate and effectiveness label is anchored to one of these 4 studies and safety reviews.

1
Cocoa polyphenols and their influence on parameters involved in ex vivo skin restructuringncbi.nlm.nih.gov
2
Surfactants and experimental irritant contact dermatitisncbi.nlm.nih.gov
3
Vitamin E in dermatologyncbi.nlm.nih.gov
4
Vitamin E and Skin Healthlpi.oregonstate.edu

Sun BumCool Down Lotion

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