Comparisons

Fennel or Aniseed?

Fennel and aniseed are two similar-tasting seeds from the same family, with similar uses in their EMA assessments. The differences lie mostly in age limits and the details of their uses.

Fennel or Aniseed?
AspectFennelFoeniculum vulgareAnisePimpinella anisum
Strongest evidenceT Traditional useT Traditional use
NeedsDigestion, Women’s Health, Respiratory, Throat & MouthDigestion, Respiratory, Throat & Mouth
FormSeedSeed
How to useSteep 1.5 g of crushed fennel seed in 250 ml of boiling water for 15 minutes.Pour 150 ml of boiling water over 1–3.5 g of whole or freshly crushed aniseed.
PregnancyAvoidAvoid
BreastfeedingAvoidAvoid
Recommended minimum ageFrom age 4From age 12
Drug interactionsNo recorded interactionsNo recorded interactions
Duration limitMax 2 weeksMax 2 weeks

Which one, when?

Fennel

Traditionally used for bloating and wind, minor period cramps and cough with a cold. Can be used from age 4.

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Anise

Traditionally used for bloating and wind and cough with a cold. Not recommended under 12.

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Good to know

  • Both are used for at most 2 weeks.
  • The anethole in both passes into breast milk; the EMA recommends neither while breastfeeding.
  • People allergic to the carrot family (caraway, celery, coriander, dill) should use neither.

Sources

  1. European Union herbal monograph on Foeniculum vulgare Miller subsp. vulgare var. vulgare, fructus – Revision 1EMA HMPC · 2024
  2. Community herbal monograph on Pimpinella anisum L., fructusEMA HMPC · 2013