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Botanical illustration of Ashitaba
CulinarySourced entry

Ashitaba

Angelica keiskei

A Japanese health-food herb. In one trial, its chalcone compounds reduced belly fat and waist size in overweight adults.

Safety at a glance

  • PregnancyNothing recorded
  • BreastfeedingNothing recorded
  • MedicinesNothing recorded
  • Who should avoid itNothing recorded
  • AllergiesNothing recorded
  • ToxicityNothing recorded

Tap a box to read the safety notes below. “Nothing recorded” means our sources don't cover it, not that it's safe.

What is Ashitaba?

Plant family
Apiaceae, the carrot and parsley family
Parts used
The leaves and stems
Where it grows
Japan
Genus
Angelica
Species
keiskei

Traditionally used for

  • Food
  • Weight management

Traditionally described as

  • Rich in chalcones such as xanthoangelol

Health topics

Where Ashitaba appears in symptom search, and why. Being listed doesn't mean it's a proven treatment.

  • Menopausal Weight Gain

    Chalcone capsules reduced belly fat and waist size in overweight adults in one trial; not tested specifically in menopause.

Natural compounds

Safety

Side effects

  • Ashitaba extracts didn't irritate the skin or cause sun sensitivity when tested on rabbits and guinea pigs. No human safety studies were found.[1]Study

What does the research say?

Traditional use

These are traditional uses, not proven treatments.

  • Ashitaba is a Japanese herb traditionally eaten as a health-promoting food and used as an herbal medicine.[2]Study

Laboratory & animal research

Lab and animal results show what might be worth studying in people. They don't show that the herb has these effects in humans.

  • In dogs with gum disease, an ashitaba gel used daily for 4 weeks improved gum inflammation and bad breath, and the extract killed the bacteria involved in lab tests.[2]Study

Research in people

  • In a 12-week placebo-controlled trial of 42 overweight adults, capsules of ashitaba chalcones (16 mg a day) reduced belly fat measured by CT scan and shrank waist size compared with placebo.[3]Study

  • In a small study of 10 older adults, eating 5 g of dried ashitaba powder raised blood levels of plant pigments such as quercetin and lutein within hours.[4]Study

In short

No human safety studies were found.

Sources

  1. [1] Evaluation of acute skin irritation and phototoxicity by aqueous and ethanol fractions of Angelica keiskei · DOI: 10.3892/etm.2012.782Peer-reviewed study
  2. [2] Bactericidal and Anti-Inflammatory Effects of Ashitaba-Extract Ameliorate the Gingivitis and Halitosis in Dogs with Porphyromonas gulae-Infected Periodontal Disease · DOI: 10.3390/vetsci12100981Peer-reviewed study
  3. [3] Randomised, double-blind, parallel group comparison of Ashitaba (Angelica Keiskei) chalcone effects on visceral fat areas and waist circumference of overweight persons · DOI: 10.1080/09637486.2024.2334070Peer-reviewed study
  4. [4] Bioavailability of plant pigment phytochemicals in Angelica keiskei in older adults: A pilot absorption kinetic study · DOI: 10.4162/nrp.2014.8.5.550Peer-reviewed study

This information is educational and traditional in nature, and is not a substitute for professional medical advice. Unfamiliar word? See what these words mean.