8/24/2026
Vital Signs · nutrition
Gut bacteria may unlock a hidden benefit of vegetables
Filed by Dr. Iris Vale
Gut bacteria can transform nitrate and plant-based iron from vegetables and other foods into protective molecules that may benefit the heart and metabolism. In experimental models, higher levels of these compounds were linked to lower blood pressure, better blood sugar control, healthier blood vessels, and less liver fat.
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Dr. Iris Vale
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