A wide variety of supplements hypothesized to improve glycemic control have been studied in people with prediabetes, including zinc, vitamin D, cinnamon, berberine, curcumin, probiotics, panax ginseng, vitamin K, omega-3 fatty acids, aloe vera, and mulberry leaf extract.[1][2]
Have any supplements been studied for prediabetes?
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•Last Updated: May 16, 2025
Various supplements have been studied for their potential to improve glycemic control in people with prediabetes, including zinc, vitamin D, cinnamon, berberine, curcumin, probiotics, panax ginseng, vitamin K, omega-3 fatty acids, aloe vera, and mulberry leaf extract.