A type of tannin usually found in brown algae such as kelps and rockweeds. Unlike the hydrolysable or condensed tannins, these compounds are oligomers of phloroglucinol.
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This entity has been manually annotated by the ChEBI Team.
Any eukaryotic metabolite produced during a metabolic reaction in algae including unicellular organisms like chlorella and diatoms to multicellular organisms like giant kelps and brown algae.