What Herbal Teas Are Safe During Pregnancy

Status

caution Last reviewed: 2026-05-16 · Confidence: moderate

Reason

Plain tea needs caffeine limits in pregnancy. Herbal teas need caution because some herbs may be unsafe, especially early on.

Safe Amount

No established safe limit for tea. NHS says no more than 200 mg caffeine per day in pregnancy; herbal tea is usually limited to 1 to 2 cups a day.

Effects

Pregnancy
Overall guidance depends on caffeine level and herbal ingredients. Some herbal teas need caution in pregnancy.
Mother
High tea intake may add caffeine and may reduce iron or folate absorption in some cases.
Baby
Too much caffeine may affect growth. Some herbal ingredients may be harmful, especially in early pregnancy.

Trimester Notes

1st Trimester
Be extra careful with herbal teas. NHS notes some herbs can be potentially dangerous in weeks 1 to 12.
2nd Trimester
Limit caffeine and herbal tea intake. Avoid herbal blends with unknown ingredients.
3rd Trimester
Limit caffeine. Herbal teas can still contain active herbs and may be an issue with some blends.

Conditions & Warnings

  • Choose caffeine-free or low-caffeine tea when possible
  • Count all caffeine sources, including coffee, cola, and energy drinks
  • For herbal tea, use only products with known ingredients
  • Limit herbal tea to 1 to 2 cups a day unless your provider says otherwise

Alternatives

  • Decaffeinated tea
  • Water
  • Milk
  • Plain caffeine-free herbal tea with known ingredients, in limited amounts

References

  • NHS
    https://www.nhs.uk/pregnancy/keeping-well/foods-to-avoid/
  • CDC
    https://www.cdc.gov/food-safety/foods/pregnant-women.html
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