Osea Malibu Marine Screen SPF 50 Mineral Sunscreen

Osea Malibu Marine Screen SPF 50 Mineral Sunscreen

SPF 50Efficacy90/100IrritancyLow·2 UV filters
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Works for

3 of 3 advertised claims delivered

Sun protection
SPF 50 · 2 UV filters
Broad spectrum
SPF 50Broad spectrumChemical 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
Butyloctyl Salicylate
Zinc Oxide
FilterCoverageWhat it doesEst. amount
Butyloctyl SalicylateUVBA synthetic ester of salicylic acid that is used to help disperse pigments and boost effectiveness of sunscreen ingredients. It is able to absorb UV light (working as an organic, or chemical filter), but is not approved as a sunscreen ingredient on its own~5.2–6.4%
Zinc Oxide Mineral UVBUVA Photo-stable A broad spectrum sunblock (protects from both UVA and UVB rays). Is suitable for most sensitive skins. In small concentrations, can be used as a colorant19.65%
~ marks concentrations estimated from label position and typical use levels
Reef-safe
No oxybenzone or octinoxate — the two filters banned in Hawaii, Florida Keys and Aruba.
Anti-aging
1 ingredient credited for this claim
Strong support
What the product description says
“Helps prevent visible signs of aging”
Source: Osea Malibu

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.

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~0.35–0.6%
Moisturizing
12 ingredients credited for this claim
Strong support
What the product description says
“Non-nano zinc oxide shields skin from UVA/UVB rays while seaweed + hyaluronic acid hydrate and soften skin.”
Source: Osea Malibu

This product can help improve hydration of the skin with the two types of ingredients.

The first type is called “humectants”:
these ingredients help attract water. When humectants are on the surface of the skin, they “pull in” the moisture from the outside environment, or from within deeper layers of the skin. The following ingredients in this product do the job: betaine, glycerin.

This product also contains ingredients called “occlusives”. They help reduce the speed with which our skin loses moisture to the outside environment. These ingredients also help soften the upper layer of the skin, so it feels less tight and nicer to the touch. The following ingredients in this product do the job: squalane, argania spinosa kernel oil.

The following ingredients in this product are especially good for supporting the skin barrier and helping with the hydration level: panthenol

Argania spinosa kernel oilKey active· EmollientEffect: HighAn emollient that helps soften the upper layer of the skin. Might have some weak anti-oxidant properties~1.7–2.1%
BetaineKey active· HumectantEffect: HighHelps attract water to the upper layer of the skin and improves the product texture~0.3–0.6%
Ethylhexyl olivateKey activeEffect: HighHelps soften the upper layer of the skin~3.2–3.9%
GlycerinKey active· HumectantEffect: HighOne of the best moisturizing ingredients. Naturally present in skin. It attracts water to the upper layer of the skin working as a humectant~2.4–3%
Sodium hyaluronateKey active· HumectantEffect: HighOne of the best moisturizing ingredients. Attracts water into the upper layer of the skin~0.05–0.1%
SqualaneKey active· Emollient, OcclusiveEffect: HighAn oil naturally present in skin. Works as an emollient to soften the skin and form a protective layer on its surface without a greasy feeling.~0.5–0.75%
Undaria pinnatifida extractKey activeEffect: HighA seaweed extract that helps attract water to the upper layer of the skin and might have an anti-oxidant effect~0.1–0.15%
PanthenolHero· HumectantEffect: HighHelps attract water to the upper layer of the skin and can help improve skin barrier function~0.3–0.55%
Polyglyceryl-2 dipolyhydroxystearateKey activeEffect: HighHelps to soften the upper layer of the skin~0.3–0.55%
Lauroyl lysineKey activeEffect: MediumHelps soften the upper layer of the skin and creates a nice product texture~0.5–0.75%
Pentylene glycol· EmollientEffect: LowUsed to preserve products, dissolve other ingredients and create a nice product texture~0.75–1.1%
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~0.35–0.6%
Evens skin tone
Not advertised by the brand · No ingredient credited for this claim
Strong support

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).

Can it cause trouble?

Irritancy
11 flagged ingredients
Low risk
We flag 11 ingredients with irritancy potential; the product's overall irritancy is low. The table lists each ingredient's own rating.
IngredientFunctionIrritationEst. amount
Butyloctyl salicylateA synthetic ester of salicylic acid that is used to help disperse pigments and boost effectiveness of sunscreen ingredients. It is able to absorb UV light (working as an organic, or chemical filter), but is not approved as a sunscreen ingredient on its ownMedium~5.2–6.4%est.
Zea mays starchUsed to thicken the product's consistencyMedium~1.9–2.3%est.
Argania spinosa kernel oilAn emollient that helps soften the upper layer of the skin. Might have some weak anti-oxidant propertiesMedium~1.7–2.1%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~1.3–1.6%est.
Polyhydroxystearic acidUsed to create a thicker product consistency and stabilize the formulationMedium~1.1–1.4%est.
Pentylene glycolUsed to preserve products, dissolve other ingredients and create a nice product textureMedium~0.75–1.1%est.
Hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymerA gelling agent that thickens the product consistency and leaves the skin with a velvety finishMedium~0.65–0.95%est.
Polyglyceryl-3 diisostearateHelps oil and water mix togetherMedium~0.3–0.55%est.
EthylhexylglycerinA preservativeMedium~0.2–0.4%est.
1,2-hexanediolA preservativeMedium~0.15–0.25%est.
Trisodium ethylenediamine disuccinateUsed to improve stability of the formulationMedium~0.15–0.25%est.
Comedogenic
2 ingredients rated 2 or more on the 0–5 pore-clogging scale
2 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
Zea mays starchUsed to thicken the product's consistency3/5~1.9–2.3%est.
Polyglyceryl-3 diisostearateHelps oil and water mix together3/5~0.3–0.55%est.
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Ingredients

Filter by role to see what each ingredient is doing.

Zinc oxide19.65%
UV filterKey active
Irritation risk
Low
Works for
Sun protection

A broad spectrum sunblock (protects from both UVA and UVB rays). Is suitable for most sensitive skins. In small concentrations, can be used as a colorant

More about Zinc oxide
Water~45–55%
Formula
Irritation risk
Low

Plain old water

More about Water
C13-15 alkane~9.8–12%
Formula
Irritation risk
Low

Helps dissolve other ingredients in the formula

More about C13-15 alkane
Butyloctyl salicylate~5.2–6.4%
UV filterKey activeIrritant · medium
Irritation risk
Medium
Works for
Sun protection

A synthetic ester of salicylic acid that is used to help disperse pigments and boost effectiveness of sunscreen ingredients. It is able to absorb UV light (working as an organic, or chemical filter), but is not approved as a sunscreen ingredient on its own

More about Butyloctyl salicylate
Ethylhexyl olivate~3.2–3.9%
Key active
Irritation risk
Low
Works for
Moisturizing

Helps soften the upper layer of the skin

More about Ethylhexyl olivate
Glycerin~2.4–3%
Key active
Irritation risk
Low
Works for
Moisturizing

One of the best moisturizing ingredients. Naturally present in skin. It attracts water to the upper layer of the skin working as a humectant

More about Glycerin
Zea mays starch~1.9–2.3%
Comedogenic 3/5Irritant · medium
Irritation risk
Medium
Comedogenicity
3/5
Works for
Mattifying

Used to thicken the product's consistency

More about Zea mays starch
Argania spinosa kernel oil~1.7–2.1%
Key activeIrritant · medium
Irritation risk
Medium
Works for
MoisturizingAnti-oxidation

An emollient that helps soften the upper layer of the skin. Might have some weak anti-oxidant properties

More about Argania spinosa kernel oil
Propanediol~1.6–1.9%
Formula
Irritation risk
Low

Acts as a solvent for other ingredients. Speeds up the absorption of other ingredients into the skin

More about Propanediol
Tocopheryl acetate~1.3–1.6%
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
Polyhydroxystearic acid~1.1–1.4%
Irritant · medium
Irritation risk
Medium
Works for
Cleansing

Used to create a thicker product consistency and stabilize the formulation

More about Polyhydroxystearic acid
Inulin lauryl carbamate~0.8–1.2%
Formula
Irritation risk
Low
Works for
Cleansing
More about Inulin lauryl carbamate
Pentylene glycol~0.75–1.1%
Irritant · medium
Irritation risk
Medium
Works for
Moisturizing

Used to preserve products, dissolve other ingredients and create a nice product texture

More about Pentylene glycol
Hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymer~0.65–0.95%
Irritant · medium
Irritation risk
Medium

A gelling agent that thickens the product consistency and leaves the skin with a velvety finish

More about Hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymer
Phenoxyethanol~0.6–0.85%
Formula
Irritation risk
Low

A preservative. It helps prevent bacterial growth in cosmetic products

More about Phenoxyethanol
Sodium acrylates crosspolymer-2~0.55–0.85%
Formula
Bisabolol~0.5–0.7%
Formula
Irritation risk
Low
Works for
Anti-inflammatoryReduces irritationAnti-oxidation

An active component of chamomile plant that historically has been used to calm down irritated skin. A recent study shows that bisabolol indeed can have some anti-inflammatory effect on skin, even though conclusive data is lacking. Bisabolol has a sweet floral scent and can be added to products for its aromatic properties

More about Bisabolol
Lauroyl lysine~0.5–0.75%
Key active
Irritation risk
Low
Works for
Moisturizing

Helps soften the upper layer of the skin and creates a nice product texture

More about Lauroyl lysine
Eugenia caryophyllus bud extract~0.45–0.65%
Formula
Squalane~0.5–0.75%
Key active
Irritation risk
Low
Works for
Moisturizing

An oil naturally present in skin. Works as an emollient to soften the skin and form a protective layer on its surface without a greasy feeling.

More about Squalane
Solidago virgaurea extract~0.4–0.6%
Formula
Tocopherol~0.35–0.6%
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
Betaine~0.3–0.6%
Key active
Irritation risk
Low
Works for
Moisturizing

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

More about Betaine
Panthenol~0.3–0.55%
Hero · Moisturizing
Irritation risk
Low
Works for
Reduces rednessMoisturizingReduces irritation

Helps attract water to the upper layer of the skin and can help improve skin barrier function

More about Panthenol
Polyglyceryl-2 dipolyhydroxystearate~0.3–0.55%
Key active
Irritation risk
Low
Works for
Moisturizing

Helps to soften the upper layer of the skin

More about Polyglyceryl-2 dipolyhydroxystearate
Polyglyceryl-3 diisostearate~0.3–0.55%
Comedogenic 3/5Irritant · medium
Irritation risk
Medium
Comedogenicity
3/5
Works for
Cleansing

Helps oil and water mix together

More about Polyglyceryl-3 diisostearate
Cellulose~0.3–0.5%
Formula
Irritation risk
Low
Works for
Mattifying

Can be used to help absorb oil as well as add volume and imporve texture of products.

More about Cellulose
Ethylhexylglycerin~0.2–0.4%
Irritant · medium
Irritation risk
Medium

A preservative

More about Ethylhexylglycerin
1,2-hexanediol~0.15–0.25%
Irritant · medium
Irritation risk
Medium

A preservative

More about 1,2-hexanediol
Sorbitan isostearate~0.15–0.3%
Formula
Irritation risk
Low
Works for
Cleansing

Helps oil and water mix together

More about Sorbitan isostearate
Trisodium ethylenediamine disuccinate~0.15–0.25%
Irritant · medium
Irritation risk
Medium

Used to improve stability of the formulation

More about Trisodium ethylenediamine disuccinate
Biosaccharide gum-4~0.1–0.2%
Formula
Irritation risk
Low

Helps improve the product texture

More about Biosaccharide gum-4
Undaria pinnatifida extract~0.1–0.15%
Key active
Irritation risk
Low
Works for
MoisturizingAnti-oxidation

A seaweed extract that helps attract water to the upper layer of the skin and might have an anti-oxidant effect

More about Undaria pinnatifida extract
Sodium hyaluronate~0.05–0.1%
Key active
Irritation risk
Low
Works for
Moisturizing

One of the best moisturizing ingredients. Attracts water into the upper layer of the skin

More about Sodium hyaluronate
Ingredient list view

Zinc oxide, Water, C13-15 alkane, Butyloctyl salicylate, Ethylhexyl olivate, Glycerin, Zea mays starch, Argania spinosa kernel oil, Propanediol, Tocopheryl acetate, Polyhydroxystearic acid, Inulin lauryl carbamate, Pentylene glycol, Hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymer, Phenoxyethanol, Sodium acrylates crosspolymer-2, Bisabolol, Lauroyl lysine, Eugenia caryophyllus bud extract, Squalane, Solidago virgaurea extract, Tocopherol, Betaine, Panthenol, Polyglyceryl-2 dipolyhydroxystearate, Polyglyceryl-3 diisostearate, Cellulose, Ethylhexylglycerin, 1,2-hexanediol, Sorbitan isostearate, Trisodium ethylenediamine disuccinate, Biosaccharide gum-4, Undaria pinnatifida extract, Sodium hyaluronate

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Osea Malibu
$42.00
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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
Osea MalibuMarine Screen SPF 50 Mineral SunscreenYOUR PRODUCTKnoursKoolsol Ultra Light Invisible Mineral Sunscreen Broad Spectrum SPF 50Face Reality SkincarepowerMineral™ SPF 50innisfreeDaily UV Defense Mineral Sunscreen SPF 50 Protection Solaire Minérale
Match—55%54%52%
Price$42.00$25.00−$17.00$38.00−$4.00$24.00−$18.00
Shared key ingredients—4 of 137 of 137 of 13
Key difference—MadecassosideMadecassic AcidMadecassoside
Irritancy Low Low Low Low
SPFSPF 50SPF 50SPF 50SPF 50
Drying alcohol————
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Sources cited in this review

Every concentration estimate and effectiveness label is anchored to one of these 16 studies and safety reviews.

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Osea Malibu Marine Screen SPF 50 Mineral Sunscreen
Osea MalibuMarine Screen SPF 50 Mineral Sunscreen

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