Does Fucoidan Really Work? The Scientific Truth Behind the Seaweed Supplement
                                
                                
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                                    5 min read                                
                            
                                According to a 2025 review published in the journal *Marine Drugs*, Undaria pinnatifida fucoidan has been extensively studied for its potent anti-inflammatory and immunomodulatory effects in both in vitro and preclinical models. For many, the central question remains: does fucoidan really work for improving health, or is it just another passing wellness trend?