Sun Bum Sunscreen Spray SPF 70

Sun Bum Sunscreen Spray SPF 70

SPF 70Efficacy100/100IrritancyMedium·4 UV filters
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Works for

1 of 1 advertised claim delivered

Sun protection
SPF 70 · 4 UV filters
Broad spectrum
SPF 70Broad spectrumMineral + chemical filtersNo white cast

This product offers a good level of protection against both UVB and UVA rays.

This sunscreen uses organic (so-called "chemical") sunscreen filters. Organic, or "chemical" filters usually provide reliable sun protection and rarely leave a white cast. Sunscreens with organic filters can sting eyes.

This product can be considered "reef safe" because it does not contain the UV filters (oxybenzone and octinoxate) that can be harmful to coral reefs when present in the water in high concentrations.

UV spectrum
UVB290–320 nmUVA II320–340 nmUVA I340–400 nm
Homosalate
Octocrylene
Octisalate
Avobenzone
FilterCoverageWhat it doesEst. amount
HomosalateUVB Photo-stable A weak sunscreen that offers some protection against the sun rays that cause sunburn (UVB), but does not offer meaningful protection against protect against the most aging sun rays (UVA). It loses its effectiveness quickly when exposed to sunlight. It is an organic, or so called "chemical" sunscreen. When used in low concentrations, helps to stabilize the product formulation10%
OctocryleneUVB Photo-stable A weak sunscreen that protects against the sun rays that cause sunburn (UVB) and is somewhat effective against the UVA rays. It is quite stable and can help stabilize other, more vulnerable, sunscreen ingredients like Avobenzone. It is an organic, or so called "chemical" sunscreen10%
OctisalateEthylhexyl SalicylateUVBOctisalate. A UV filter. It offers some protection against the sun rays that cause sunburn (UVB), but does not protect against the most aging sun rays (UVA). It loses its effectiveness quickly when exposed to sunlight. It is an organic, or so called "chemical" sunscreen5%
AvobenzoneButyl MethoxydibenzoylmethaneUVA1Avobenzone. An organic, or so-called "chemical" UV filter. Protects against both UVA and UVB rays. Needs to be combined with other filters in a formulation to be stable.3%
Reef-safe
No oxybenzone or octinoxate — the two filters banned in Hawaii, Florida Keys and Aruba.
Anti-aging
Not advertised by the brand · 1 ingredient credited for this claim
Strong evidence

This product can help prevent early signs of skin aging because it offers a good level of broad spectrum sun protection. Sun damage is the main cause of premature skin aging, and protecting your skin from the sun is the best anti-aging strategy.

Ascorbyl palmitateEffect: Low, below effective doseBeing a lipid soluble form of vitamin C, it is more stable and can penetrate the skin better than L-Ascorbic acid. It is effective in protecting the skin from free radicals, as well as evening the skin tone, but is less effective in stimulating collagen production compared to L-Ascorbic acid.~0.1–0.4%
Evens skin tone
Not advertised by the brand · No ingredient credited for this claim
Strong evidence

This product offers broad spectrum sun protection. It means that it can prevent hyperpigmentation and help keep the skin tone even (sun damage is the main factor causing age spots, darkening of post-acne marks and other discolorations).

Moisturizing
Not advertised by the brand · 2 ingredients credited for this claim
Good evidence

This product can help soften the skin and reduce its moisture loss with emollients and occlusives: dimethicone, cyclopentasiloxane.

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).

DimethiconeKey active· Emollient, OcclusiveEffect: HighA silicone that helps to reduce water loss from the surface of the skin. Can temporarily "fill in" lines and wrinkles, absorb oil, and create a nice product finish~3.7–5.6%
CyclopentasiloxaneKey active· EmollientEffect: MediumA silicone that helps improve the product texture and spreadability. Can absorb oil creating a short-term mattifying effect on the skin~1.7–2.6%

Can it cause trouble?

Irritancy
1 strong irritant: Parfum
Medium risk
We flagged 10 ingredients with irritancy potential. Severity depends on your sensitivity threshold; the table lists the worst offenders first.
IngredientFunctionIrritationEst. amount
Alcohol denat.Produces temporary toning effect. Can help dissolve other ingredients or preserve productsHigh~24–35%est.
ParfumAn aromatic blend of unspecified and possibly irritating ingredientsHigh~0.5–1.2%est.
Butyl methoxydibenzoylmethaneAvobenzone. An organic, or so-called "chemical" UV filter. Protects against both UVA and UVB rays. Needs to be combined with other filters in a formulation to be stable.Medium3%
HomosalateA weak sunscreen that offers some protection against the sun rays that cause sunburn (UVB), but does not offer meaningful protection against protect against the most aging sun rays (UVA). It loses its effectiveness quickly when exposed to sunlight. It is an organic, or so called "chemical" sunscreen. When used in low concentrations, helps to stabilize the product formulationMedium10%
OctocryleneA weak sunscreen that protects against the sun rays that cause sunburn (UVB) and is somewhat effective against the UVA rays. It is quite stable and can help stabilize other, more vulnerable, sunscreen ingredients like Avobenzone. It is an organic, or so called "chemical" sunscreenMedium10%
Polyester-8Used to stabilize product formulations and individual ingredients (for example, sunscreens). Can be an allergenMedium~5.8–8.6%est.
Ppg-5-ceteth-20A solvent with some emollient propertiesMedium~2.5–3.7%est.
Acrylates/dimethicone copolymerUsed to stabilize product formulation, help create an even product layer over skin (for example, in sunscreen), evenly disperse pigements and create a nice product consistencyMedium~1.8–2.8%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~0.45–1%est.
Ascorbyl palmitateBeing a lipid soluble form of vitamin C, it is more stable and can penetrate the skin better than L-Ascorbic acid. It is effective in protecting the skin from free radicals, as well as evening the skin tone, but is less effective in stimulating collagen production compared to L-Ascorbic acid.Medium~0.1–0.4%est.
Comedogenic
Clean of flagged comedogenic ingredients
None flagged
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Ingredients

Filter by role to see what each ingredient is doing.

Butyl methoxydibenzoylmethane3%
UV filterKey activeIrritant · medium
Irritation risk
Medium
Works for
Sun protection

Avobenzone. An organic, or so-called "chemical" UV filter. Protects against both UVA and UVB rays. Needs to be combined with other filters in a formulation to be stable.

More about Butyl methoxydibenzoylmethane
Homosalate10%
UV filterKey activeIrritant · medium
Irritation risk
Medium
Works for
Sun protection

A weak sunscreen that offers some protection against the sun rays that cause sunburn (UVB), but does not offer meaningful protection against protect against the most aging sun rays (UVA). It loses its effectiveness quickly when exposed to sunlight. It is an organic, or so called "chemical" sunscreen. When used in low concentrations, helps to stabilize the product formulation

More about Homosalate
Ethylhexyl salicylate5%
UV filter
Irritation risk
Low
Works for
Sun protection

Octisalate. A UV filter. It offers some protection against the sun rays that cause sunburn (UVB), but does not protect against the most aging sun rays (UVA). It loses its effectiveness quickly when exposed to sunlight. It is an organic, or so called "chemical" sunscreen

More about Ethylhexyl salicylate
Octocrylene10%
UV filterKey activeIrritant · medium
Irritation risk
Medium
Works for
Sun protection

A weak sunscreen that protects against the sun rays that cause sunburn (UVB) and is somewhat effective against the UVA rays. It is quite stable and can help stabilize other, more vulnerable, sunscreen ingredients like Avobenzone. It is an organic, or so called "chemical" sunscreen

More about Octocrylene
Alcohol denat.~24–35%
Irritant · high
Irritation risk
High

Produces temporary toning effect. Can help dissolve other ingredients or preserve products

More about Alcohol denat.
Polyester-8~5.8–8.6%
Irritant · medium
Irritation risk
Medium

Used to stabilize product formulations and individual ingredients (for example, sunscreens). Can be an allergen

More about Polyester-8
Acrylates/octylacrylamide copolymer~4.6–7%
Formula
Dimethicone~3.7–5.6%
Key active
Irritation risk
Low
Works for
MoisturizingMattifying

A silicone that helps to reduce water loss from the surface of the skin. Can temporarily "fill in" lines and wrinkles, absorb oil, and create a nice product finish

More about Dimethicone
Ppg-5-ceteth-20~2.5–3.7%
Irritant · medium
Irritation risk
Medium
Works for
Cleansing

A solvent with some emollient properties

More about Ppg-5-ceteth-20
Acrylates/dimethicone copolymer~1.8–2.8%
Irritant · medium
Irritation risk
Medium

Used to stabilize product formulation, help create an even product layer over skin (for example, in sunscreen), evenly disperse pigements and create a nice product consistency

More about Acrylates/dimethicone copolymer
Cyclopentasiloxane~1.7–2.6%
Key active
Irritation risk
Low
Works for
MoisturizingMattifying

A silicone that helps improve the product texture and spreadability. Can absorb oil creating a short-term mattifying effect on the skin

More about Cyclopentasiloxane
Parfum~0.5–1.2%
Irritant · high
Irritation risk
High

An aromatic blend of unspecified and possibly irritating ingredients

More about Parfum
Tocopheryl acetate~0.45–1%
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
Trisiloxane~0.15–0.55%
Formula
Irritation risk
Low

A type of silicone. Used to improve product texture

More about Trisiloxane
Ascorbyl palmitate~0.1–0.4%
Irritant · medium
Irritation risk
Medium
Works for
Anti-oxidationAnti-aging

Being a lipid soluble form of vitamin C, it is more stable and can penetrate the skin better than L-Ascorbic acid. It is effective in protecting the skin from free radicals, as well as evening the skin tone, but is less effective in stimulating collagen production compared to L-Ascorbic acid.

More about Ascorbyl palmitate
Ingredient list view

Butyl methoxydibenzoylmethane, Homosalate, Ethylhexyl salicylate, Octocrylene, Alcohol denat., Polyester-8, Acrylates/octylacrylamide copolymer, Dimethicone, Ppg-5-ceteth-20, Acrylates/dimethicone copolymer, Cyclopentasiloxane, Parfum, Tocopheryl acetate, Trisiloxane, Ascorbyl palmitate

Compare prices

Retailers ranked by price — lowest first.

Amazon USPrice as of 10/20/2026 08:51 GMT
$13.43
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Sun Bum
$18.49
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Ulta
$18.49
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Worth comparing, line by line.

Match % combines shared ingredients, the first five ingredients, shared actives and hero ingredients, irritancy (lower counts in the alternative's favour), texture and body area. Only products in the same routine step are compared.

Side-by-side comparison of this product against its closest alternatives
Sun BumSunscreen Spray SPF 70YOUR PRODUCTNeutrogenaUltra Sheer Sunscreen Spray, SPF 45
Match—51%
Price$13.43$7.81−$5.62
Shared key ingredients—5 of 5
Key difference——
Irritancy Medium Medium
SPFSPF 70SPF 45
Drying alcohol Contains drying alcohol Contains drying alcohol
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Product summary

We believe that "Sun Bum - Sunscreen Spray SPF 70" can provide reliable sun protection based on the ingredients listed. It can protect from both UVA and UVB rays. This is great news because not all sunscreens with SPF ratings give UVA protection. (UVA rays do not cause sunburn, but still damage our skin and lead to early aging).

Because it includes good moisturizing ingredients, it can also work as a hydrating day cream. This product prevents early signs of aging by protecting against sun damage (all broad spectrum sunscreens do that).

Sunscreen filters

This sunscreen uses so-called "chemical", or organic UV filters (organic simply means that their molecules contain atoms of carbon). These filters typically give good sun protection and rarely leave a white cast, but they can be irritating for sensitive skin. These are the sun protection ingredients in this sunscreen: avobenzone 3.00% (declared), octisalate 5.00% (declared), homosalate 10.00% (declared) and octocrylene 10.00% (declared).

Irritation risk

This sunscreen contains some common irritants, including those without a benefit for the skin. We assess the overall irritancy of this product to be medium. For a detailed overview of all potential irritants: click here

You can see the detailed formula review with the breakdown of all actives in the product and the full ingredient list with estimated concentrations in the tables below.

Price

The product retails for 83.74A$ in Australia and for 15.99$ in the United States.

For a detailed price comparison: click here.

Sources cited in this review

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

  1. 1
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  4. 4
Sun Bum Sunscreen Spray SPF 70
Sun BumSunscreen Spray SPF 70

Affiliate links · As an Amazon Associate, WIMJ earns from qualifying purchases.

As an Amazon Associate, WIMJ earns from qualifying purchases.