This microalgae is also indicated for Aquarium.

Taxonomy: Isochrysis is a golden marine phytoflagellate classified as: Prymnesiophyta (Phylum); Prymnesiophyceae (Class); Isochrysidales (Order); Isochrysidaceae (Family); Isochrysis (Genus).

Morphology: Cells are spherical with a ranging size from 3 to 6 µm.


  • Isochrysis is a premium source of DHA, extremely important for marine fish larvae, juvenile stages of mollusks and crustaceans diets. Commonly used for zooplankton enrichment (Rotifers and Artemia) in standard hatchery protocols.
  • Rich in essential vitamins: A, B1, B2, B6, C, E, nicotinic acid, pantothenic acid and folic acid. All these vitamins play an important role on the larvae development, growth and fish vision.
  • Great source of amino acids such as leucine, lysine, and alanine, important for growth rate improvement of fish larvae and crustaceans.
  • Must abundant pigments: fucoxanthin, lutein, β-carotene, zeaxanthin, canthaxanthin, chlorophyll-a and chlorophyll-c2.


Isochrysis is available in the following formulations: 

PhytoBloom Ice Isochrysis

1 Kg

Download usage recommendations

PhytoBloom Prof Isochrysis

250 g / 1 Kg / 4 Kg