Effects of tongue scraping on digestion and oral health-related QOL from the Ayurvedic perspective: a randomized, wait-list controlled study

Effects of tongue scraping on digestion and oral health-related QOL from the Ayurvedic perspective: a randomized, wait-list controlled study - Effect of tongue scraping on digestion and oral health-related QOL

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000022074

Enrollment

100

Registered

2016-07-01

Start date

2016-06-22

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy individuals

Interventions

Self tongue scraping with a tongue scraper, once in a day in the morning, for 4 weeks Wait-list

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Healthy individuals though complaining of heaviness of the body, sleepiness in daytime, loss of appetite, etc.

Exclusion criteria

Exclusion criteria: 1. Any underlying disease 2. Pregnant women 3. Undergoing oral treatment or planning to undergo oral treatment during study period 4. Taking medicines or supplements which may have effects on digestive system 5. Took antibiotic therapy in the previous 1 month 6. Already practicing tongue scraping 7. Any abnormality in the toungue

Design outcomes

Primary

Measure	Time frame
Ama (unmetabolized waste products) level (Ayurvedic assessment)	—

Secondary

Measure	Time frame
1. Oral health-related QOL 2. Tongue coating level	—

Countries

Japan

Contacts

Public ContactAkiko Tokinobu

Okayama University Graduate School of Environmental and Life Science

tokichin@okayama-u.ac.jp086-251-8926

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026