Let’s be honest about “clean beauty.” Most of it is a total scam. A brand slaps a green leaf on a bottle, charges you $80 for a moisturizer that’s mostly water, and calls it a day.
Osea Malibu is not that brand. They’ve been doing this since 1996. Before “clean beauty” was even a hashtag, Osea was harvesting organic seaweed in California and putting it in jars. They are one of the original pioneers of the space, and their products have a massive cult following for a reason.
But here is the thing. A cult following doesn’t mean a product is perfect. It means the marketing works, and the formulas are good enough to keep people coming back. I’ve spent weeks testing their most popular products—the ones that sell out over and over again. And I have some thoughts.
In this Osea Malibu Review, I’m going to tell you what’s genuinely great, what’s wildly overpriced, and which products have packaging that will make you want to scream.
Here’s the short version: The Undaria Algae Body Oil is a genuine holy grail. The Ocean Cleanser is a solid daily staple. But the pumps are terrible, the scents are polarizing, and you need to know what you’re getting into before you drop $100 on a skincare routine.
We don’t just sniff a product and call it a day. We look at the ingredient lists, the certifications (Osea is mostly EWG Verified), and the actual performance over time. We dug into the brand’s official site for exact pricing and product details, checked independent reviews from What’s In My Jar and The Clean Living Nurse, and read through hundreds of verified customer reviews on Shop.app and Amazon. We know the difference between a product that is genuinely effective and one that just smells nice.
Osea was founded in 1996 in Malibu, California by Jenefer and Melissa Palmer. The brand’s origin story is simple: they wanted to create skincare that was safe, effective, and free of harmful chemicals. They built their entire line around organic seaweed, which is rich in vitamins, minerals, and amino acids.
Today, they are best known for their Undaria Algae Body Oil, their Ocean Cleanser, and their commitment to being vegan, cruelty-free, and climate-neutral. They are one of the few clean beauty brands that actually has clinical testing to back up their claims.
Who is this brand for? It’s for the skincare lover who wants a luxurious, sensorial experience. It’s for the person who reads ingredient lists and cares about what they put on their skin. It’s for anyone who wants a little slice of a spa day in their own bathroom.
The quality of the formulas is where Osea shines. They use a proprietary blend of organic seaweed, which is harvested from the coast of California. The products are formulated with high-quality oils, hyaluronic acid, and plant-based extracts. They are free of parabens, sulfates, phthalates, and synthetic fragrances.
However, there’s a catch. The packaging is consistently a problem. If you read through the customer reviews, you will see dozens of complaints about broken pumps, cracked caps, and bottles that leak during shipping. One reviewer on Shop.app noted, “My lip oil cap is completely cracked. I haven’t even dropped it.” Another reviewer on Amazon said, “The pump does not work so have to take cap off to apply. Not worth the price if packaging is frustrating.” This is a real issue for a brand that charges premium prices.
The biggest feature is the Undaria Algae™ Body Oil. It’s the brand’s best-selling product, and it’s been a bestseller for over a decade. It’s formulated with Undaria algae, which is rich in amino acids and antioxidants. It also contains a blend of moisturizing oils that absorb quickly and leave a silky, glowing finish. It’s vegan, cruelty-free, and EWG Verified.
The second major feature is the Ocean Cleanser. It’s a gel cleanser that uses seaweed and aloe to remove excess oil and impurities without stripping the skin. It’s gentle enough for daily use, and it’s a favorite among people with combination or oily skin.
The third feature is the Hyaluronic Sea Serum. It’s a hydrating serum that uses two molecular weights of hyaluronic acid to plump and smooth the skin. It also contains seaweed extracts to support the skin barrier.
I tested the Undaria Algae Body Oil for two weeks. The texture is genuinely fantastic. It’s not a heavy, greasy oil. It absorbs within a minute or two and leaves your skin feeling soft and looking luminous. The scent is a light, natural, spa-like fragrance that fades quickly. What’s In My Jar called it “a luxurious self-care treat,” and I agree.
The Ocean Cleanser is a solid, no-nonsense gel cleanser. It doesn’t foam much, but it leaves your skin feeling clean without that tight, squeaky feeling. The Hyaluronic Sea Serum is also good—it’s hydrating and lightweight, and it layers well under moisturizer. Wit & Whimsy called it one of the best hyaluronic acid serums for dry skin.
The products are easy to use. The cleanser and serum both come in pump bottles (which is where the packaging issues arise). The body oil comes in a glass bottle, which is beautiful but slippery.
The biggest ease-of-use issue is the packaging. If you get a bad pump, you’re stuck trying to pry the top off and pour the product out, which is messy and frustrating.
These products don’t require any special maintenance. Store them in a cool, dry place away from direct sunlight. The body oil has a shelf life of about 12 months after opening.
You should also note that the brand recommends patch-testing any new product, especially if you have sensitive skin. Some reviewers report redness or irritation from certain products.
Osea is expensive. The Undaria Algae Body Oil is around $52 for a 5 oz bottle. The Ocean Cleanser is around $48. The Hyaluronic Sea Serum is around $72.
Is it worth it? If you want a high-quality, clean, vegan body oil that actually works, yes. The Undaria oil is a genuine luxury product that delivers results. But if you are on a budget, or if you are easily frustrated by bad packaging, you should look elsewhere. There are cheaper alternatives that work almost as well.
Based on the brand’s official website, these are the five most popular items currently flying off the shelves. I’ve broken down the exact details so you know what you’re actually buying.
Osea doesn’t have a huge presence on Trustpilot (only a handful of reviews), which makes it harder to get a full picture of their customer service. However, on other platforms, the reviews are overwhelmingly positive.
The Good:
On Shop.app, Osea has a 4.8-star rating from over 43,000 reviews. One reviewer wrote, “I love OSEA! Their oils and body bombs have made my skin feel luxuriously smooth and silky.” Another praised the Undaria Body Oil, saying, “It’s so moisturizing and feels so good on the skin. It has a nice smell to it too.”
On Amazon, the Undaria Algae Body Oil has a solid rating, with many reviewers calling it a “luxurious self-care treat.” One reviewer noted, “It absorbs beautifully, leaving my skin soft, silky, glowing, and deeply hydrated without any sticky residue.”
The Bad:
The complaints are consistent. The biggest issue is the packaging. Multiple reviewers report broken pumps and cracked caps. One reviewer on Amazon wrote, “The pump does not work so have to take cap off to apply. Not worth the price if packaging is frustrating.” Another reviewer on Shop.app said, “The color would… I wanted to love this… Lovely oil but caused red patches near my eyes.”
The second biggest complaint is the scent. Some people love the natural, spa-like fragrance; others find it overpowering or off-putting. One reviewer on Google Shopping noted, “I don’t like the smell of the anti-aging sea serum; it smells slightly rotten.”
Customer Service:
There aren’t enough reviews on Trustpilot to gauge the brand’s customer service. However, the few reviews that do exist suggest that customer service can be slow to respond. One reviewer on Google Shopping wrote, “Disappointed in customer service.”
Yes. Osea is a legitimate brand with a nearly 30-year history. They are one of the original pioneers of clean beauty, and they have a strong reputation in the industry. Their products are backed by clinical testing, and they are sold at major retailers like Nordstrom, Bloomingdale’s, and Revolve. The complaints you see online are about packaging and scent, not about the company being a scam.
Let’s make this simple.
Buy it if: You want high-quality, clean, vegan skincare that actually works. You are willing to pay a premium for luxurious formulas and a spa-like experience. You are okay with potentially having to transfer the product to a different bottle if the pump breaks.
Skip it if: You are on a tight budget. You are easily frustrated by bad packaging. You are sensitive to strong, natural scents.
If you’re shopping for clean, vegan skincare, you might be deciding between Osea Malibu and Youth To The People.
Feature | Osea Malibu | Youth To The People | Who Wins |
Price | Premium ($48-$72) | Mid-Range ($38-$58) | Youth To The People |
Core Ingredient | Organic Seaweed | Plant-based antioxidants | Tie |
Formulas | Clinically tested, EWG Verified | Clean, vegan, mostly EWG Verified | Tie |
Packaging | Beautiful but fragile (pumps break) | More reliable | Youth To The People |
Scent | Natural, spa-like (can be polarizing) | Generally pleasant | Youth To The People |
The Osea Malibu vs Youth To The People debate comes down to your priorities. If you want marine-based ingredients and a luxurious, spa-like experience, Osea is the winner. If you want a more affordable, reliable option with fewer packaging issues, Youth To The People is the better choice.
Osea runs sales occasionally, especially around Black Friday and holidays. They offer free shipping on orders over $50, and they frequently have gift-with-purchase promotions (like a free full-size body wash on orders over $100). They also offer a 10% discount for signing up for their email list. The best way to save is to buy a set or bundle during a sale.
You can buy directly from the official Osea Malibu website. They also sell through major retailers like Nordstrom, Bloomingdale’s, Revolve, and Amazon. Buying direct gives you access to the full range of products and the brand’s exclusive sets, but buying from a retailer might be easier if you need to return something.
Yes. Osea is vegan, cruelty-free, and mostly EWG Verified. They are free of parabens, sulfates, and synthetic fragrances.
Yes. It’s a genuinely effective body oil that hydrates and firms the skin without leaving a greasy residue.
The pumps and caps are fragile. Many reviewers report receiving broken or leaky bottles.
If you value clean, vegan, high-performance skincare, yes. If you are on a budget, there are cheaper alternatives.
Yes. Many of their products have a noticeable natural scent. Some people love it; others find it too strong.
They offer a 30-day money-back guarantee on orders placed directly on their website.
They are based in Venice, California, but their products are inspired by the coastal town of Malibu.
Osea Malibu makes some genuinely exceptional products. The Undaria Algae Body Oil is a true holy grail, and the Ocean Cleanser and Hyaluronic Sea Serum are solid, reliable staples. The brand’s commitment to clean, vegan, and clinically-tested formulas is commendable.
But the brand is not perfect. The packaging is a major weak point, the scents are polarizing, and the prices are high. If you can look past those issues, you’ll find some of the best clean skincare on the market.