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  • Woman applying sunscreen on her face with a bottle of OSEA product in a grassy outdoor setting.
  • OSEA marine screen sunscreen tube on a white background with National Eczema Association acceptance badge.
  • Woman applying cream to her face with text about product benefits
  • Man applying sunscreen with text about its benefits on a grassy background
  • Before and after comparison of facial skin with a hydrating finish on a light blue background.
  • Text 'Lightweight, non-greasy & blendable' on a white background
  • Skincare product ingredients with text on a white background
  • Woman applying sunscreen with text on how to use it
  • Olea skincare product lineup with step-by-step description on a light blue background
  • Osea sunscreen tube held in a hand with blue background and text about mineral SPF.
  • Marine Screen Q&A on a blue background with text about mineral SPF and texture.

Marine Screen SPF 50 Mineral Sunscreen

All Skin Types

Daily mineral face SPF 50 for the sun you live in. Non-nano zinc oxide shields skin from UVA/UVB rays while seaweed + hyaluronic acid hydrate and soften skin.

Size
1.69 oz
Purchase options
FREE US shipping, skip or cancel anytime.
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Benefits

Why you'll love it

Scent profile

How to use

What Our Customers Are Saying

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Results You Can Sea®

Clinical Results*

  • Boosts hydration after 1 use
  • Improves moisture barrier after 1 week

Consumer Results*

  • After 1 use:
  • 94% agreed it glides on smooth and applies evenly on my skin
  • 91% agreed it blends in sheer on my skin tone with minimal white cast
  • 88% agreed it feels lightweight and breathable
  • After 1 week:
  • 94% agreed skin feels softer
  • 91% agreed skin feels smoother and looks healthier
  • *Based on an independent third-party clinical and consumer perception study conducted on 33 women.

Featured Review

A Must Have

"This sunscreen is a total game changer. It goes on smooth, absorbs quickly, and leaves zero greasy residue. I won’t use anything else!" — Ally G. 

Read more reviews

Product Video

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Clean Ingredients

Non-Nano Zinc Oxide

Clean mineral shield protects skin from UVA/UVB rays.

Undaria Seaweed

Rich in amino acids, antioxidants and nutrients to nourish and mineralize the skin.

Hyaluronic Acid

Helps boost hydration for softer, smoother skin.

Olive-Derived Natural Silicone Alternative

Helps deliver a lightweight, non-greasy texture that blends easily.

Summer Skin Essentials

Everything you need to protect, hydrate and nourish for a lasting summer glow head-to-toe.

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Editor's Pick
Allure Best of Beauty 2025

This is the last and most important step in your morning routine. It’s one of the best ways to protect your skin against premature fine lines and wrinkles as well as skin cancer. Whether you’re running errands or working inside all day, Marine Screen is your daily defense for everyday living.

-Jenefer Palmer, OSEA Founder

FAQs

Apply liberally to face and neck as the last step in your AM skincare routine, at least 15 minutes before sun exposure. Reapply every 2 hours for full SPF protection. Wears beautifully alone, over moisturizer or under makeup. To minimize white cast, apply over moisturized skin, warm between fingers and gently press in.

Yes, Marine Screen is safe for sensitive skin, dermatologist-tested, and formulated without fragrance. It’s also recognized by the National Eczema Association with the Seal of Acceptance™.

The formula is designed to be gentle on all skin types while delivering mineral SPF 50 sun protection and skincare benefits.

This is a mineral SPF, aligning with OSEA’s clean approach to skincare and rigorous ingredient standards. Mineral filters are naturally white powders that sit on top of the skin to form a physical barrier, making it impossible for mineral SPF to be 100% invisible on every skin tone. Marine Screen was formulated to be lightweight and blendable to help minimize the look of white cast, and blends best when warmed and pressed into well-hydrated, moisturized skin.

Here are some pro tips to help minimize white cast (especially on deeper skin tones):
• Apply over well-moisturized skin for the smoothest blend.
• Warm it between fingers before pressing and smoothing onto skin.
• Let it set for 60–90 seconds before makeup; it layers well under makeup.

Marine Screen is a silky-smooth, non-greasy formula that melts into skin blending in effortlessly. It includes an olive-derived natural silicone alternative to help deliver its lightweight, non-greasy texture.

To avoid pilling, we recommend waiting 60-90 seconds between the last step of your skincare routine and application of Marine Screen to ensure each product has the chance to sink in and set fully. Also, wait 60-90 seconds after applying Marine Screen before applying makeup over it.

"Reef-safe" isn’t a regulated claim with a universally accepted standard, so we do not claim that Marine Screen is “reef-safe”. However, Marine Screen is purposefully formulated without oxybenzone, octinoxate or octocrylene-active sunscreen ingredients banned in Hawaii because they are known to be harmful to coral reefs, aligning with OSEA's clean approach to skincare and commitment to our oceans.

Packaging: Tube and cap are made of plastic. Recycling: Please check local recycling guidelines for proper disposal.

Learn

Why We Made Marine Screen
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Why We Made Marine Screen

OSEA Family

The story behind our most-requested product ever  

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Sunscreen Myths, Debunked

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Customer Reviews

4.7
Rated 4.7 out of 5 stars
Based on 174 reviews
93%would recommend this product
Slide 1 selected
174 reviews
  • DR
    Deborah R.
    Verified Buyer
    I recommend this product
    What best describes your skin? Normal & Combination
    How old are you? 45-60
    Rated 5 out of 5 stars
    3 days ago
    Sun kissed

    This sunscreen serves two purposes, sun protection and hydration! I’ve been through several brands of mineral sunscreen and this is the clear winner by far! It’s now on my renewing subscription purchase! I don’t leave home without it!

  • LK
    Leila K.
    Verified Buyer
    I recommend this product
    What best describes your skin? Mature & Dry
    How old are you? 60+
    Rated 5 out of 5 stars
    4 days ago
    Wonderful Product

    Every product that I have purchased has been wonderful for my skin. And, I am not a sun worshipper but I love the sunscreen. It absorbs into my skin and I have no residue to worry about. Thank you for this product!

  • JH
    Jamie H.
    Verified Buyer
    I recommend this product
    What best describes your skin? Normal & Combination
    How old are you? 35-44
    Rated 5 out of 5 stars
    2 weeks ago
    Best sunscreen ever

    Already on my third bottle. Love this product. Hate the feel of most mineral sunscreens. This one is light and actually blends in. Hoping for an spf for all body soon!

  • JD
    Jasmin D.
    Verified Buyer
    What best describes your skin? Oily & Blemishes
    How old are you? 25-34
    Rated 3 out of 5 stars
    3 weeks ago
    I wanna love it...

    I really do but its not cooperating with any of my face products.

    Quick background, my skin reacts pretty quick to products. I have a very light tan but Im not that light and I am acne prone. I'm not sure which moisturizer is best to use during the day because I've gone down to only applying my moisturizer but this sunscreen peels off into pieces, as if it was an exfoliator and I have to remove all little white pieces very lightly with a napkin or else I just create more. And I apply every 3 hours and it does the same thing... It also leaves a minor white cast, you won't see it as much in person but in photos, it will show.

    OSEA® Malibu
    3 weeks ago

    Hi Jasmin - Thank you for sharing your feedback with us, we appreciate it! Marine Screen is a mineral SPF, created in line with our clean approach to skincare and thoughtful ingredient standards. Mineral filters are naturally white powders that sit on top of the skin to help protect from the sun, which means they may not appear completely invisible on every skin tone.

    Our formula was designed to be lightweight, hydrating, and blendable to help minimize the look of white cast. We also tested it across the Fitzpatrick skin tone scale to support a more seamless blend. A few tips for best application and to avoid pilling:

    • Apply over well-moisturized skin for the smoothest finish
    • Warm it between your fingers before applying
    • Gently press and smooth into the skin
    • Allow 60–90 seconds to set before applying makeup
  • HR
    Holly R.
    Verified Buyer
    I recommend this product
    What best describes your skin? Sensitive & Reactive
    How old are you? 60+
    Rated 5 out of 5 stars
    3 weeks ago
    On the beach during chemo, not even a pink glow

    This sunscreen is amazing. The tube us small so between me (during chemotherapy, bald, Irish 5'7" / 220lbs) and my husband (Lithuanian, freckles, ginger 6'3" 280), we covered our entire bodies and were in FULL SUN for a total of 10 hours over 2 days. No tan/burn lines because we were TOTALLY PROTECTED with a thin layer AND there is still just under half a tube left.

    Best sunscreen ever

  • DW
    Danell W.
    Verified Buyer
    What best describes your skin? Mature & Dry
    How old are you? 45-60
    Rated 3 out of 5 stars
    3 weeks ago
    Not as hydrating as I hoped and it balls up and sheds on my skin when I use the recommended amount for sun protection

    Not what I hoped for

    OSEA® Malibu
    3 weeks ago

    Thank you for your review. We’re sorry to hear that the Marine Screen SPF50 wasn’t the perfect fit. Our team will be in touch directly, and just a reminder that we offer a 30-day money back guarantee for all products purchased on our website. Here's a link to our Returns Portal. https://returns.oseamalibu.sbs/#/

  • KS
    Karen S.
    Verified Buyer
    I recommend this product
    What best describes your skin? Mature & Dry
    How old are you? 60+
    Rated 5 out of 5 stars
    1 month ago
    I love this sunscreen

    So nice to have a sunscreen that isn’t heavy and leaving your face white It protected me perfectly on a trip to Hawaii where I was in the sun all day

  • MW Profile picture for Molly W.
    Molly W.
    Verified Buyer
    I recommend this product
    What best describes your skin? Normal & Combination
    How old are you? 25-34
    Rated 5 out of 5 stars
    1 month ago
    Not heavy or thick on face!

    This is great mineral sunscreen. It goes on smooth and does not feel thick or heavy on my face. I put it on in the morning under my makeup!

  • C
    Christine
    I recommend this product
    Rated 5 out of 5 stars
    1 month ago
    5 Stars

    Love this!

  • ED
    Elizabeth D.
    Verified Buyer
    I recommend this product
    What best describes your skin? Mature & Dry
    How old are you? 60+
    Rated 5 out of 5 stars
    1 month ago
    Perfect sunscreen

    This is the best. A light feeling lotion, but it totally works. I love this sunscreen. No white cast.

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