Osea Hyaluronic Sea Serum Reviews – Should You Trust This Product?

Osea Hyaluronic Sea Serum is a lightweight, non-greasy moisture-boosting serum that works on the smooth and replenishes dry, depleted skin.
By - Updated May 23, 2022

What Is Osea Hyaluronic Sea Serum?

As per the manufacturer, Osea Hyaluronic Sea serum is a concentrated skin serum formulation designed to give your skin a surge of moisture that comes with a wide range of vitamins and minerals that floods your skin with key nutrients necessary to restore its ideal health and youthful appearance[1].

This product is brought to you by OSEA. OSEA is a US-based skincare company with more than 20 years of experience creating and distributing products that utilize naturally-derived ingredients as key components to its formulations intended to restore skin health so that younger, more beautiful skin can show through.

The company is strongly committed to taking out the toxins in its products, and guarantees that all OSEA products are free from parabens, sulfates, and petrochemicals.

Osea Hyaluronic Sea Serum Pros and Cons

Osea Hyaluronic Sea Serum Review

  • Form:Serum
  • Skin Type:All Skin Type
  • Benefit:Boost Skin Hydration, Rejuvenate And Regenerate Your Skin
  • Ingredients:Hyaluronic Acid, Gigartina Skottsbergii Extract, Macrocystis Pyrifera Extract, Undaria Pinnatifida Extract
  • Brand:‎Osea
  • Weight:1 oz / 30 ml


  • Osea Hyaluronic Sea Serum has a lightweight consistency and a non-greasy formula that can easily penetrate your skin and which your skin can easily assimilate to support various skin mechanisms for repair and renewal.
  • This product uses certified organic ingredients that help ensure potency and non-toxicity of the formulation.


  • This product comes with an expensive price tag.
  • Osea Hyaluronic Sea Serum reviews indicate mixed results observed by users.
  • This product contains Hyaluronic acid which may cause redness or itching non skin.

Osea Hyaluronic Sea Serum – Does It Really Work?

Based on claims made by the manufacturer, this product has been formulated to deliver for you the following benefits:

  • Dramatically restore your skin’s moisture content to help plump and make it appear denser and more volumized.
  • Improve the appearance of wrinkles and multiple signs of skin aging[2].
  • Replenish key nutrients to ideal levels your skin needs to revive its optimal efficiency in delivering multiple mechanisms that rejuvenate and regenerate your skin.
  • Keep your skin well hydrated, capably protected with antioxidants, and optimally nourished at any given time.
  • With regular use, your skin becomes visibly smoother, softer, firmer, and more radiant.

What Are The Ingredients In Osea Hyaluronic Sea Serum?

Hyaluronic Acid: Enhances your skin’s moisture content and supports your skin in restoring ideal hydration functions.However sometimes it causes redness, and itching on skin[3].

Gigartina Skottsbergii Extract: A red algae extract rich in vitamins and minerals that replenish nutrients lost to your skin enhances your skin’s firmness and improves the appearance of saggy skin.

Macrocystis Pyrifera Extract: A brown algae rich in nutrients and antioxidants that also floods your skin with essential fatty acids that promote skin healing and rejuvenation, as well as improve your skin’s surface texture [4].

Undaria Pinnatifida Extract: A brown algae that are loaded with B vitamins and key minerals your skin needs to boost its skin repair and renewal functions, and also help relieve your skin from multiple signs of inflammation [5].

How To Apply Osea Hyaluronic Sea Serum?

For best results the manufacturer suggest:

  • Osea Hyaluronic Sea Serum is recommended for daytime and nighttime application on face, neck and chest.
  • Use product only on freshly cleansed skin.
  • Layer with a thicker moisturizer if preferred.

Does Osea Hyaluronic Sea Serum Have Any Side Effects?

Based on the ingredients and reviews, the only side effects that may be experienced when using Osea Hyaluronic Sea Serum are skin irritation and allergic reactions, depending on your skin’s tolerance for the formula and your allergy history.

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Que: Does hyaluronic acid remove dark spots?

Ans: No, hyaluronic acid is not good for your face.

Que: Is hyaluronic acid serum good for your face?

Ans: Yes, the hyaluronic acid serum is Good for your face.

Que: Where can I buy this product?

Ans: Visit the company’s website and place your order.

Final Verdict: Osea Hyaluronic Sea Serum

Osea Hyaluronic Sea Serum makes an exciting and refreshing offer with this marine-component induced serum. However, innovation in this sense can also mean yet to be tested and proven. For a steep price, you get to experiment but, know that positive results are never guaranteed. It offers 30 days return policy.

As skin ages, it is more likely to become dry, rough and prone to developing lines and wrinkles. Using a regular skin moisturizer is not always the solution as mature skin requires a more intense treatment. Applying specially formulated creams and serums which are designed to penetrate deep down to the cells is key in keeping the skin fully hydrated and moisturized. Treatments which actually encourage the production of the skin's own natural oils are most beneficial as are those which form a protective barrier on the skin surface to lock in moisture for long lasting hydration. Using products like this ensure the skin looks plumper, with a smoother, line-free surface.

Below you'll find some of the most effective Hyaluronic Acid Serum formulations on the market in our opinion:


Our Top Hyaluronic Acid Serum

Restores Skin Firmness
Intensely Hydrates and Moisturizes Skin
Soothe Irritation
Promotes Even Tone
Vernal Hyaluronic Acid
#2 Vernal Hyaluronic Acid
Restores Skin Firmness
Intensely Hydrates and Moisturizes Skin
Soothe Irritation
Promotes Even Tone
BENEV Hyaluronic Moisturizer
#3 BENEV Hyaluronic Moisturizer
Restores Skin Firmness
Intensely Hydrates and Moisturizes Skin
Soothe Irritation
Promotes Even Tone

Customer Reviews for Osea Hyaluronic Sea Serum

Osea Hyaluronic Sea Serum Reviews – Should You Trust This Product?
Reviewer Rating
2.9 / 5.0

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[1] https://www.a-star.edu.sg/News-and-Events/News/Press-Releases/ID/1111
[2] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3266803/
[3] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2890129/
[4] Castillo E, Duarte LF, Corrales N, et al. Anti-herpetic Activity of Macrocystis pyrifera and Durvillaea Antarctica Algae Extracts Against HSV-1 and HSV-2. Front Microbiol. 2020;11:2006. Published 2020 Sep 11. doi:10.3389/fmicb.2020.02006
[5] Tocaciu S, Oliver LJ, Lowenthal RM, et al. The Effect of Undaria pinnatifida Fucoidan on the Pharmacokinetics of Letrozole and Tamoxifen in Patients With Breast Cancer. Integr Cancer Ther. 2018;17(1):99-105. doi:10.1177/1534735416684014