What to eat when pregnant: first trimester

At any given point in your pregnancy, you may have a completely different relationship with food. From nauseous and food-averse in the first trimester to ravenous at all hours of the day in the second trimester to experiencing both the weirdest cravings and the worst heartburn ever in your third trimester, your fluctuating appetite can be fairly annoying—and it’s all totally normal.

And through it all, you may be hearing advice from all sides about what other people think you should eat (and what you shouldn’t).

But you’ve got enough on your plate already (pun intended), so we talked with experts to get the real, medically-backed advice you need to eat well during your pregnancy.

How many calories to eat while pregnant

The specific number of calories you should eat while pregnant varies depending on your pre-pregnancy weight and BMI, how much weight you’ve gained during pregnancy and what trimester you’re in, says registered dietitian Lyndsay Hall.

For example, Hall says, if your pre-pregnancy BMI w

how often should you eat when pregnant first trimester

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