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  • OSEA Hyaluronic Body Serum 4 oz and Undaria Algae Body Oil 5 oz bottles on white background for ecommerce display
  • Body Hydration Heroes
  • Body Hydration Heroes
  • Body Hydration Heroes
  • Body Hydration Heroes
  • Body Hydration Heroes

Benefits

Why you'll love it

How to use

Set Includes

  • Undaria Algae™ Body Oil

    For a full-body glow

    5 fl oz / 150 mL

    Description
    Scent profile

    Uplifting grapefruit, lime & cypress blended + sweet notes of mango mandarin.

    View full product details
    Key ingredients

    Undaria Seaweed

    Hand-harvested, rich in amino acids, antioxidants and vitamins and helps replenish the skin’s moisture barrier.

    Botanical Oil Blend

    A blend of passion fruit, acai, babassu and rice bran oils provide deep moisture to replenish dry skin.

    White Lupin

    Helps visibly firm and improve skin elasticity for more youthful-looking skin.

  • Hyaluronic Body Serum

    New wave hydration

    4 fl oz / 118 ml

    Description
    Scent profile
    Fragrance-free
    View full product details
    Key ingredients

    Hyaluronic Acid

    This high-performance blend includes 5 molecular weights of hyaluronic acid to boost hydration and improve skin’s moisture barrier.

    Niacinamide

    Hydrates and improves moisture retention.

    Green Microalgae + Vegan Peptides

    Hydrate, moisturize and nourish the skin.

    Aloe

    Delivers an immediate boost in hydration to the epidermis, the driest layer of skin, and improves skin's moisture barrier.

Product Video

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Over 30 years ago, I started OSEA to share the healing powers of the sea. Since then, it’s been our mission to create clean, clinically tested skincare, combining pure, potent seaweed with active botanicals for results you can sea. My vision is to create waves of kindness for people and our planet.

-Jenefer Palmer, OSEA Founder

FAQs

Undaria Algae™ Body Oil

Yes! This oil contains Undaria seaweed, so you may find naturally occurring seaweed sediment at the bottom of the bottle. It may not be visible at first, as it takes time to settle. This is normal and doesn't affect the product's quality or efficacy.

After cleansing with our Undaria Algae™ Body Wash, apply Hyaluronic Body Serum to dry or damp skin from the neck down. Then, generously massage Undaria Algae™ Body Oil as the last step in your body care ritual for silky, glowing skin. Undaria Algae™ Body Lotion or Undaria Algae™ Body Butter also work great layered under Undaria Algae™ Body Oil for an added boost of hydration.

It is typical for the Undaria Algae™ Body Oil to range in color from golden to emerald green. The color does not impact the quality or efficacy of the product.

To create this one-of-a-kind oil, we soak hand-harvested Undaria algae in barrels of oils to infuse the vitamins and minerals. Due to the artisanal manner of production, variation in color is normal.

We use all-natural ingredients to create the fragrance of our products. The scent may vary slightly from batch to batch.

Hyaluronic Body Serum

A body serum is a lightweight skincare product formulated to address dryness or dullness. Serums are often highly concentrated to ensure nourishing ingredients reach beneath the surface of the skin. A body serum with hyaluronic acid helps deliver moisture, as hyaluronic acid acts as a humectant, making it highly effective at attracting and retaining moisture.

If your skin feels dry, our Hyaluronic Body Serum can help improve your skin’s natural moisture barrier by providing multi-layer surface hydration for 24 hours.

Apply our body serum onto clean, slightly damp or dry skin from the neck down. For best results, use the serum twice daily—once in the morning and again at night. Hyaluronic acid draws moisture into the skin, so slightly damp skin is ideal.

Use it year-round for all skin types, especially for dry or parched skin. Both cold and warm climates can dry out the skin, making this serum essential for maintaining smooth, hydrated skin.

Our body serum is designed to be layered under a body moisturizer for maximum hydration, but some skin types may find it hydrating enough on its own, particularly in warmer months. To maximize your results, follow with your favorite OSEA body moisturizer.

Learn

How to Cocktail Your Body Care for Your Best Skin Yet
How-To

How to Cocktail Your Body Care for Your Best Skin Yet

OSEA Family

Let’s mix up the perfect blend for your skin.

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Customer Reviews

4.7
Rated 4.7 out of 5 stars
Based on 4,728 reviews
Total 5 star reviews: 4.1k
Total 4 star reviews: 305
Total 3 star reviews: 141
Total 2 star reviews: 65
Total 1 star reviews: 106
93%would recommend these products
Slide 1 selected
4,728 reviews
  • T
    Tona
    Reviewing
    Undaria Algae™ Body Oil
    I recommend this product
    Rated 5 out of 5 stars
    17 hours ago
    5 Stars

    I really love this body oil. The way it feels on my skin and it’s very light scent. Not sure that it helps the firmness. But overall a really nice product.

  • C
    Chen
    Reviewing
    Undaria Algae™ Body Oil
    I recommend this product
    Rated 5 out of 5 stars
    19 hours ago
    5 Stars

    Love the scent! My kid said it smells like gummy.

  • V
    Victoria
    Reviewing
    Undaria Algae™ Body Oil
    I recommend this product
    Rated 5 out of 5 stars
    22 hours ago
    5 Stars

    Love this oil

  • D
    Dolores
    Reviewing
    Undaria Algae™ Body Oil
    I recommend this product
    Rated 5 out of 5 stars
    Yesterday
    5 Stars

    Love this oil. My skin feels great.

  • SP
    Stacy P.
    Verified Reviewer
    Reviewing
    Undaria Algae™ Body Oil
    I recommend this product
    What best describes your skin? Normal & Combination
    How old are you? 35-44
    Rated 5 out of 5 stars
    Yesterday
    Amazing body oil - great scent

    I love this body oil! I use it daily so obviously I need to reorder! It has a light clean scent with a hint of citrus. Even my 8yo son likes the scent! It is great after a shower to lock in moisture before using lotion or the Osea Body Balm. I highly recommend. It does absorb well and I don’t feel too greasy after using.

  • JS
    Jan S.
    Verified Buyer
    Reviewing
    Hyaluronic Body Serum
    I recommend this product
    What best describes your skin? Mature & Dry
    How old are you? 60+
    Rated 5 out of 5 stars
    2 days ago
    Love this serum for body!

    Finally a serum for the whole body! This absorbs quickly and leaves my skin looking and feeling silky smooth. This is the only product I can put on my dry skin before bedtime that does not leave me sticky all night.

  • J
    Jenny
    Verified Reviewer
    Reviewing
    Hyaluronic Body Serum
    I recommend this product
    What best describes your skin? Mature & Dry
    How old are you? 45-60
    Rated 5 out of 5 stars
    3 days ago
    Outstanding

    The best body serum for middle aged skin. My skin is going through some dramatic changes this helps tremendously. It is Hydrating and absorbs well. I use it daily. Why don't yall make it in a bigger bottle? 💁🏾‍♀️

  • EH
    Ellen H.
    Verified Buyer
    Reviewing
    Undaria Algae™ Body Oil
    I recommend this product
    What best describes your skin? Mature & Dry
    How old are you? 60+
    Rated 5 out of 5 stars
    3 days ago
    Ojea oil

    Very nice

  • LP
    Lauren P.
    Verified Buyer
    Reviewing
    Undaria Algae™ Body Oil
    I recommend this product
    What best describes your skin? Mature & Dry
    How old are you? 45-60
    Rated 5 out of 5 stars
    3 days ago
    Every Day!

    I use this oil everyday and every night! It’s the one Osea product that I absolutely cannot go a day without using.

  • LP
    Lauren P.
    Verified Buyer
    Reviewing
    Hyaluronic Body Serum
    I recommend this product
    What best describes your skin? Mature & Dry
    How old are you? 45-60
    Rated 4 out of 5 stars
    3 days ago
    Moisure

    I find this product does leave my skin feeling hydrated; however, I don’t find any long term benefits. It’s great to use for immediate results.

    OSEA® Malibu
    Yesterday

    Thank you so much for your feedback. You may notice some instant visible results from product use (for example, enhanced glow, increased moisture, etc.), however, like with any new skincare routine, expect to see results over time with consistent use.

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