Right now, your little one needs Iron to help support brain development. And DHA helps support brain and eye development. So, when your little one is ready to start solids, try Gerber DHA and Probiotic Rice baby cereal. Microwave Guidelines for Heating: Warm unheated liquid at MEDIUM (50% power) for 15 to 30 SECONDS. Mix heated liquid with cereal. Stir to even out temperature. TEST TEMPERATURE before feeding.