The supplement with the most potential for improving glycemic control is berberine, an alkaloid extract from various plants used in traditional Chinese medicine.[1] Soluble fiber (e.g., psyllium) is another effective option.[2]
Have any supplements been studied for type 2 diabetes?
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•Last Updated: May 16, 2025
Berberine, an alkaloid extract from plants that is used in traditional Chinese medicine, shows significant potential for improving glycemic control in type 2 diabetes. Additionally, soluble fiber (such as psyllium) is also considered an effective option.