Previous CDC studies have shown that nearly everyone in the U.S. is exposed regularly to low levels of perchlorate. People are exposed through eating food, and drinking milk and water that contain perchlorate. Trace levels of perchlorate have been found in both breast milk and infant formula.revious CDC studies have shown that nearly everyone in the U.S. is exposed regularly to low levels of perchlorate. People are exposed through eating food, and drinking milk and water that contain perchlorate. Trace levels of perchlorate have been found in both breast milk and infant formula.
When you add solid foods to your babyâs diet, continue breastfeeding until at least 12 months. You can continue to breastfeed after 12 months if you and your baby desire. Check with your childâs doctor about vitamin D and iron supplements during the first year.
Feeding basics. Always start with solids on a spoon. Never put solids in a bottle. 1  Hold your baby in your lap when you start out. 2  Be sure his head and neck are upright. 3  Talk quietly.4  He needs to concentrate when he's starting out. 5  Hold the filled spoon in front of your baby and wait until he opens up.eeding basics. Always start with solids on a spoon. Never put solids in a bottle. 1  Hold your baby in your lap when you start out. 2  Be sure his head and neck are upright. 3  Talk quietly.