
Polarchain Biotechnology Ltd., is a Hong Kong science-based start up company, with a team that benefits from over 20 years of practical experience in the microalgae field. We extract biologically active compounds from microalgae and focus on the development of products such as Fucoidan, Fucoxanthin and EPA.



Microalgae are microscopic organisms, typically found in freshwater and marine systems, living in both the water column and sediment. They are unicellular species which exist individually, or in chains or groups. Depending on the species, their sizes can range from a few micrometers (μm) to a few hundred micrometers.




mae • Brown Algae Liver Guard(12000) consists of precious microalgae, is mainly extracted from microalgae that is elaborately cultivated in the greenhouse. Founded in Hong Kong…
mae • Fucoidan(31000) 3+2 Unique formula, consists of precious microalgae extracts-(Fucoidan & Fucoxanthin), activate immune cells to induce natural apoptosis of abnormal cells…