By Priyanjana Pramanik, MSc. May 20 2025 New research reveals that eating kombu seaweed daily may help Japanese men lose body fat and improve their gut bacteria, without affecting thyroid health or causing adverse effects. Effects of Daily Kombu (Laminaria japonica) Intake on Body Composition, Blood Pressure, and Fecal Microbiota in Healthy Adult Japanese: A Randomized, Double-Blind Study . Image Credit: boommaval / Shutterstock In a recent article published in the journal Food Science &