Two kinds of iron: heme (animal, easily absorbed) and non-heme (plant, less absorbed but still valuable). Vitamin C dramatically boosts non-heme absorption. Coffee, tea, calcium, and antacids at meals block it.

Example pairings: lentils + roasted red pepper · beans + salsa · steak + a side of broccoli · oatmeal + strawberries · iron supplement + a glass of orange juice.
Keep these away from iron-heavy meals and supplements: