04 Sep 2019 --- Beta-glucan is set to overtake omega 3 in popularity over the coming years. This is according to experts from the International Society for Glucan Research, who spoke to NutritionInsight about how the immunomodulator is seeing increased interest as new research bolsters various health claims related to a range of topics from immunity and cholesterol to wound healing and bone marrow protection. The dietary fiber taps into other trends including wellness and probiotics, but still lacks the prestige of more traditional nutrients.