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Generations of Women Inspired by the Sea

Our family's connection to the sea began more than 100 years ago.

Inspired by our great-grandmother Elsa's belief in the healing power of the ocean, Jenefer spent a decade developing seaweed-powered formulas before founding OSEA in 1996. More than 30 years later, OSEA remains family-owned and led by mother and daughter, creating clean, clinically tested skincare inspired by the sea.

Welcome to our family.

Signatures of OSEA founders Melissa and Jen

Jenefer, Founder & Mother
Melissa, CEO & Daughter

Our Timeline

1920s

Elsa discovers the healing power of the ocean.

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1920s

My grandmother Elsa (one of the first female chiropractors in the U.S.) discovers the healing powers of seaweed and the ocean. She starts the first Polar Bear Club in New York, swimming in the Long Island Sound over 300 days a year!

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1982

I immerse myself in the healing arts.

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1982

Moved to Orcas Island, Washington to raise my family in an intentional community. I immerse myself in the healing arts, including shiatsu, polarity therapy and biodynamic craniosacral therapy.

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1982

I begin creating OSEA's first formulas.

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1982

I become Spa Director at Murrieta Hot Springs, one of Southern California's first wellness spas. Unable to find clean skincare that meets my standards, I start creating my own formulas. The following year, I formulated what would eventually become the first OSEA product: Essential Hydrating Oil.

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A Woman On The Beach

1987

My seaweed skincare journey begins.

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1987

After Murrieta Hot Springs spa is sold, I focus my attention on creating seaweed-infused skincare. My bathtub becomes a seaweed storage facility and my kitchen, a laboratory.

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A Woman In A Lab

1990s

I perfect OSEA's formulations.

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1990s

I devote myself to the study of cosmetic chemistry and spend years perfecting my formulations.

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1996

OSEA launches at Fred Segal.

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1996

OSEA officially launches at Fred Segal on Melrose!

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1998

Melissa joins the family business.

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1998

My daughter Melissa officially joins me and we begin working on OSEA together (out of our garage).

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2000

Vegan and cruelty-free, always.

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2000

We have been vegan and cruelty-free since the beginning. We affirmed this commitment by becoming Vegan certified by PETA. We're also proud to be Cruelty Free-certified by Leaping Bunny since 2000.

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Hawaiian Resort

2002

Our first Four Seasons spa partnership.

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2002

Our first spa partnership is with the Four Seasons Maui, uniting our shared passion for holistic wellness, naturally-derived ingredients and rejuvenation.

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2004

Advocating for safer cosmetics.

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2004

Jenefer testifies before the California State Assembly with the Environmental Working Group in support of the Safe Cosmetics Act, which passed in 2005. I also work with the Environmental Working Group and the Breast Cancer Fund to advocate for safer cosmetic regulation.

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Campaign For Safe Cosmetics

2004

First to sign the Campaign for Safe Cosmetics.

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2004

OSEA becomes the first company to sign the Campaign for Safe Cosmetics. Eventually, more than 1,000 other companies will join us.

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2005

We begin sustainably sourcing seaweed.

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2005

We begin sourcing our seaweed from a sustainable seaweed farm in southern Patagonia. It’s there that we develop OSEA’s signature, proprietary seaweed-based ingredients.

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OSEA Body Oil

2010

Undaria Algae™ Body Oil launches.

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2010

We introduce our cult-favorite seaweed-infused Undaria Algae™ Body Oil, which to this day remains our #1 bestseller.

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2016

Melissa becomes CEO.

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2016

My daughter Melissa becomes OSEA’s first CEO. She begins to rapidly grow our family-run company and expand our social media presence.

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2017

Melissa and Jennifer testify about safe cosmetics

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2017

Melissa and Jennifer go to Washington, DC to testify about safe cosmetics

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2018

Our first Skincare Studio opens.

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2018

Our first OSEA Skincare Studio opens in Venice, California. The response was overwhelming!

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OSEA At Ulta

2020

OSEA launches at Ulta Beauty.

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2020

We make our debut in Ulta Beauty as part of their Conscious Beauty initiative, which highlights brands that positively impact our community and the planet.

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2021

Celebrating 25 years of OSEA.

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2021

Celebrating our 25th anniversary in front of our first-ever billboards in NYC and LA!

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2022

Our first Allure Best of Beauty Award.

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2022

We win our first-ever Allure Best of Beauty award for Ocean Eyes®.

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OSEA Bath & Body Oil

2023

Vagus Nerve Bath Oil wins Allure.

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2023

We’re proud to win our second Allure Best of Beauty award for Vagus Nerve Bath Oil, a one-of-a-kind bath oil that soaks away signs of stress.

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2025

Undaria Algae™ Body Oil wins Allure.

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2025

Our #1 bestseller Undaria Algae™ Body Oil wins Allure Best of Beauty Award.

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Thoughtfully Formulated

Since 1996, we've created clean, clinically tested skincare inspired by the sea. Every formula begins with carefully selected ingredients chosen for their safety, efficacy and sensorial experience. Explore our full ingredient glossary here.

Clean by Nature. Backed by Science.

We believe the best formulas begin with exceptional ingredients. That's why we combine nutrient-rich seaweed with active botanicals and proven ingredients to create clean, clinically tested skincare with visible results.

Ingredient Blogs

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Dive Deeper Into Our Signature Seaweeds

Types of Seaweed We Use

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Inspired by Nature

Our name, OSEA, stands for Ocean, Sun, Earth, and Atmosphere, the natural elements that have inspired us since 1996. They continue to guide the way we formulate, the values we uphold, and the choices we make every day. Because for us, caring for skin has always been connected to caring for the world around us.

Caring for What Inspires Us

The values that have guided OSEA since 1996 continue to shape the choices we make today. From climate action to thoughtful packaging and environmental partnerships, we're committed to reducing our impact over time.

Sustainability Blogs

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Sustainable Seaweed Harvesting