
The Ingredient Library · Ingredient · Hveragerði, Iceland
Bladderwrack
Fucus Vesiculosus Extract
A mineral-rich Atlantic seaweed for supple, refreshed-looking skin.
| INCI name | Fucus Vesiculosus Extract |
|---|---|
| Type | Marine extract — hydration & toning |
| Origin | Hveragerði, Iceland |
| Key benefit | Replenished, smoother-looking skin |
| Suits | All skin types, including dry and stressed-feeling skin |

What is this
Bladderwrack
Bladderwrack is a brown seaweed, Fucus vesiculosus, recognisable by the paired air bladders along its fronds and gathered along cold Atlantic shores. In skincare its extract is prized as a mineral-rich marine humectant that helps skin feel replenished and look smoother, more toned and more luminous.

In which products
Formulas with bladderwrack
Every ingredient in our library serves one measure of success — skin longevity — the years skin keeps its strength, moisture and evenness.
Questions about bladderwrack
What is bladderwrack?
Bladderwrack is a brown seaweed, Fucus vesiculosus, that grows along the rocky shores of the North Atlantic and Baltic. It takes its name from the paired air bladders along its fronds. In skincare, its extract is a mineral-rich marine ingredient with notable water-binding properties.
What does bladderwrack do for skin?
Its sulfated polysaccharides — including fucoidan — bind impressive amounts of water, helping skin stay hydrated and supple. Together with its natural minerals and antioxidants, bladderwrack helps skin look smoother, more toned and more luminous, which is why it appears in our serums and cleanser.
Is bladderwrack good for aging skin?
Bladderwrack is a respected choice in firming-oriented skincare: its antioxidants help defend skin from environmental stressors, while its hydrating, toning character supports the look of elasticity. Like all cosmetics, it works on how skin looks and feels — refreshed, plumper, more resilient.
Is seaweed skincare suitable for sensitive skin?
Generally yes — marine extracts like bladderwrack are used at gentle levels and are well tolerated. Anyone with a known sensitivity to seaweed or iodine-rich ingredients should patch test first, as with any new product. The extract itself has a low irritation profile.
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