Absolutely, you can take Tums while breastfeeding. The minerals found in Tums, which include aluminum, calcium, and magnesium, generally don’t pose a risk 1 . These minerals are present in many other infant foods and aren’t easily absorbed orally, meaning they shouldn't significantly alter the composition of your breast milk.
Medical experts generally consider the use of antacids like Tums during breastfeeding to be acceptable, as they pose little risk to your nursing infant. So if you're experiencing heartburn or indigestion, you can confidently reach for the Tums. But remember, always consult your healthcare provider if you have any questions or concerns.