Nutrition · Module 11 · Trace minerals

Trace Minerals Walkthrough

Trace minerals are needed in tiny amounts, but they do big jobs. Follow iron from your plate into your blood and back again, watch the thyroid build hormones from iodine, see fluoride harden tooth enamel, and meet zinc, copper, selenium and the rest. Go at your own pace. Nothing here is graded.

Think of it like this

Quick check

Wrong answers are fine here. Read why, then try again.