LSU NUTRITION 1110: Why is bioavailability a concern with trace elements?

LSU NUTRITION 1110: Why is bioavailability a concern with trace elements?

Why is bioavailability a concern with trace elements? Phytates, tannins, oxalate, and fiber increase their absorption. Large amounts of these minerals are present in the diet. The interactions among minerals affect their utilization. Small concentration changes have no impact on trace element status.