What it is
This extract is derived from Hizikia fusiforme, an edible brown seaweed widely consumed in East Asia. In cosmetics it is used as a skin-conditioning and moisture-supporting ingredient, valued for the polysaccharides and minerals typical of brown algae. It commonly appears in hydrating and soothing sunscreen and skincare formulas.
Safety & warnings
Marine algae extracts of this type are generally well tolerated in skincare and are not considered comedogenic. As with any botanical, rare individual sensitivity is possible.
Origin & sourcing
Natural; obtained from the brown seaweed Hizikia fusiforme (hijiki), harvested along East Asian coasts, typically by water extraction.
Questions everyone asks
What is hijiki extract used for in cosmetics?
It works as a skin-conditioning and moisture-supporting ingredient, contributing polysaccharides and minerals from brown seaweed.
Is this ingredient from seaweed?
Yes, it is extracted from Hizikia fusiforme, an edible brown seaweed known as hijiki.