Most pregnancies fit a daily caffeine cap of 200 mg, which is often one small coffee plus one other low-caffeine pick.

Many healthy adults can have up to 400 mg of caffeine per day, while pregnancy and teens call for lower limits.

Most nursing parents do fine at 200–300 mg of caffeine a day, with lower limits for preterm or young newborns.

Most pregnant people are advised to keep caffeine at 200 mg a day or less, counting coffee, tea, soda, chocolate, and some medicines.

Most breastfeeding parents do well at 300 mg of caffeine a day or less, then adjust based on the baby’s sleep and mood.

Most pregnant people can keep caffeine at 200 mg a day or less from all drinks and foods.

Most nursing parents do well staying at 200 mg of caffeine a day, then adjusting down if their baby gets fussy or sleeps poorly.

A 12-oz Coke has 34 mg of caffeine, while a 12-oz brewed coffee often runs 113–247 mg, depending on how it’s made.

Most nursing parents do fine at 200–300 mg of caffeine a day, with lower caps when a baby is premature or under a few months old.

A 12-fl-oz can of Coca-Cola contains 34 mg of caffeine, while a 12-fl-oz can of Diet Coke contains 46 mg.