First Trimester Nutrition Checklist: Folate, Iron, and Safer Foods
Prioritize folic acid, iron-rich foods, hydration, and thoroughly cooked foods during weeks 1-12

Pregnancy Meal Planner Team · Pregnancy Meal Planner Nutrition Editorial (WHO/CDC/NHS/ACOG)
Introduction to First Trimester Nutrition
Nutrition during the first trimester is crucial to ensure the healthy development of the fetus. During this period, the mother's body needs to be provided with adequate nutrients to support the growth of the fetus. One of the most important nutrients is folic acid, which helps prevent birth defects of the brain and spine.
Folic Acid and Iron in First Trimester Nutrition
Folic acid is a critical nutrient during the early stages of pregnancy. According to the World Health Organization (WHO), pregnant women should take 400 micrograms of folic acid daily to prevent birth defects of the brain and spine. Additionally, iron is also an essential nutrient, helping to prevent anemia in both the mother and the fetus.
Safe Foods During the First Trimester
During the first trimester, mothers should prioritize foods rich in folic acid and iron. Some examples of folic acid-rich foods include:
* Leafy greens like spinach and kale
* Citrus fruits like oranges and grapefruits
* Poultry like chicken and turkey
Some examples of iron-rich foods include:
* Red meat like beef and pork
* Fish like salmon and sardines
* Eggs
Foods to Avoid During the First Trimester
During the first trimester, mothers should avoid certain foods that can harm the fetus. Some examples of foods to avoid include:
* Raw or undercooked foods like sushi and sashimi
* Foods containing listeria like soft cheese and deli meats
* Foods containing mercury like shark and swordfish
Cooking Foods Safely
To ensure food safety, mothers should cook foods thoroughly before eating. Some ways to cook foods safely include:
* Cooking meat, fish, and eggs until they are well done
* Washing leafy greens and fruits thoroughly before eating
* Avoiding raw or undercooked foods
Conclusion
Nutrition during the first trimester is vital to ensure the healthy development of the fetus. Mothers should prioritize folic acid, iron, and safe foods to support the growth of the fetus. For more information on prenatal nutrition, you can visit our meal planner page to consult with our team of registered dietitians.
When to Seek Help
If you have any questions or concerns about prenatal nutrition, you should seek help from a healthcare provider or registered dietitian. You can contact us through our support page to get personalized advice and guidance.
Explore on Pregnancy Meal Planner
Use these Pregnancy Meal Planner pages next — each link goes to a different part of the site:
- iron-focused pregnancy meal plan
- prenatal nutrition articles
- first-trimester topic hub
- Pregnancy Meal Planner Premium
Sources
* World Health Organization (WHO): Nutrition counselling during pregnancy
* Centers for Disease Control and Prevention (CDC): People at Risk: Pregnant Women — Food Safety
* Food and Drug Administration (FDA): EPA-FDA Advice about Eating Fish and Shellfish
Educational overview inspired by Pregnancy Meal Planner Editorial. Not a verbatim copy.
Frequently asked questions
- Why is folic acid important in first trimester nutrition?
- Folic acid helps prevent birth defects of the brain and spine.
- What foods should be avoided during the first trimester?
- Raw or undercooked foods, foods containing listeria, and foods containing mercury.
- How can foods be cooked safely?
- Cooking meat, fish, and eggs until they are well done, washing leafy greens and fruits thoroughly before eating, and avoiding raw or undercooked foods.
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