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Algae & Seaweed

Himanthalia Elongate

Also known as: Sea Spaghetti, Sea Thong

What is Himanthalia Elongate?

A brown seaweed also known as sea spaghetti, found along European Atlantic coasts, valued for its mineral richness.

Why is it used in products?

Its extract provides hydration, antioxidants, and minerals, and is marketed as a sea-derived youth-boosting ingredient.

Why does it clog pores?

As a brown algae, Himanthalia Elongate is rich in iodides that trigger follicular inflammation and breakouts. Its polysaccharides form a sticky film on the skin that blocks pore drainage. The combination of high iodide content and occlusive residue makes it highly comedogenic.

Commonly found in

  • moisturizers
  • anti-aging serums
  • masks