Center for Marine Resource Valorization Research and Development
Seaweed and marine plant extracts from the Iroise Marine Park

organic cosmetics biostimulants

Seaweed extracts made from seaweed hand-picked in Molène

Located on the island of Molène, in the Iroise Marine Park (a marine protected area with the Unesco “Man & Biosphere” label), we harvest more than 20 species of seaweed and transform them on our site using innovative eco-design processes.


Our organic seaweed extracts

Seaweed extracts are combined in synergy in the formulas, according to their specific properties:


Asparagopsis armata

The red algae Asparagopsis armata has a bactericidal and fungicidal substance called Ysaline, which provides antiseptic properties. It is also rich in fibre and sodium for an anti-ageing action.

Channelled wrack

Pelvetia canaliculata

Pelvetia algae is rich in polysaccharides and fucose, providing moisturising, anti-ageing and regenerating properties.


Corallina officinalis

Corallina officinalis red algae extract is rich in calcium, thanks to its high concentration of calcium carbonate, which moisturises, plumps, detoxifies, defatigates, strengthens, smoothes and illuminates the eye area.


Palmaria palmata

The Dulse (Palmaria palmata), is a seaweed rich in vitamins and minerals that brings moisture and vitality to the skin. It also has draining and anti-ageing properties for a radiant and visibly revitalised skin.

Irish moss

Chondrus crispus

Rich in galactose, proteins and magnesium, the Irish Moss is softening, film forming and very soothing. It has an anti-stress effect, preserves the skin’s moisture content and restores radiance to the complexion.


Laminaria digitata

Laminaria is one of the richest sources of natural antioxidants, amino acids, vitamins and minerals to protect the skin from external aggression. It also helps to prevent dehydration.

Knotted wrack

Ascophyllum nodosum

Ascophyllum seaweed has a high content of phenolic compounds, which gives it antioxidant properties. It is also rich in polysaccharides and minerals that provide moisturizing and remineralizing properties.

Rock samphire

Crithmum Maritimum

Rich in polyphenols, flavonoids and carotenoids, Rock samphire has antioxidant properties. In addition, it is rich in vitamins and minerals which help to firm and tone the skin for an anti-ageing action.

Rock wrack & Spiral wrack

Fucus vesiculosus / Fucus spiralis

The Fucus genus is rich in vitamins and trace elements which remineralise and moisturise the skin in depth. Fucus species also have an antioxidant action to protect the skin from external aggressions.

Sea Lettuce

Ulva sp.

Ulva lactuca., better known as Sea Lettuce, is rich in ulvans which stimulate the synthesis of hyaluronic acid and collagen by the fibroblasts and have an antioxidant activity.


Himanthalia elongata

Himanthalia elongata is an elixir of youth for the skin. Rich in vitamins, this seaweed helps to moisturise and bring radiance to the skin to reduce the visible signs of ageing.

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Organic extracts

We design custom products

BIOMOLENEZ is an R&D centre specialising in the development of cosmetic or nutritional active ingredients

For more than 20 years, BIOMOLENEZ has been developing original and patented active ingredients from marine or plant resources to meet our clients’ specific needs