Harvesting & selling
organic seaweed
from Brittany

Producer and processor of organic seaweed in Brittany

Sea & intertidal harvesting · Low-temperature drying · Custom milling · Full traceability

Certified BIO Ecocert – FR-BIO-01

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✔ Direct from producer ✔ Certified & traceable batches ✔ Delivery France / Europe

Our passion for seaweed

A Breton family expertise at the service of demanding industries.

Breton family business for over 50 years
Recognised expertise in marine seaweed harvesting
Production dedicated to agri, cosmetic and nutrition sectors

Trois bateaux goémoniers chargés de Laminaria hyperborea après la marée à Plouguerneau, Bretagne

A family tradition

Quality & Independence

Full chain mastery: harvesting → processing → delivery
Seaweed harvested by hand or by our goémonier vessels
Consistent quality standards and batch traceability

Our Mission

At MG Algues, we prioritise a direct relationship with our clients, without intermediaries. This approach guarantees full transparency and strict quality control of our seaweed, from the shoreline to your business.

Direct relationship with the harvester

Guaranteed freshness

Our priority is to supply you with exceptional seaweed, designed to meet your requirements with unmatched consistency and quality.

Our team

At MG Algues, we are a family of five passionate people united around a shared vision. Each one brings a unique expertise to grow our collective project. Together we combine know-how, creativity and commitment to deliver the very best.