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The association between salivary amylase and blood glucose level after starch loading

The association between salivary amylase and blood glucose level after starch loading - Salivary amylase and blood glucose level after starch loading

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000058638
Enrollment
45
Registered
2025-09-01
Start date
2026-02-01
Completion date
Unknown
Last updated
2026-09-14

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

Conditions

Glucose metabolism disorder, Diabetes

Interventions

150 g of cooked rice is immediately ingested. Subsequently, blood glucose, HbA1c, insulin, glucagon, incretin (GLP-1, GIP), triglyceride and lipase, salivary amylase activity, serum amylase isoenzymes

Sponsors

Japan Women's University
Lead Sponsor

Eligibility

Sex/Gender
Female

Inclusion criteria

Inclusion criteria: Participants will be enrolled in the Japan Women's University during the study period and will fulfill both criteria 1) and 2). 1) Those who fulfill all the following conditions. 1. Women aged 20-29 years old 2. BMI less than 30kg/m2 3. No impaired glucose tolerance in the past year 4. No special eating habits (unbalanced vegetarianism, etc.) or excessive exercise habits 5. No smoking habits or excessive drinking habits 6. Those who were determined to be eligible for continuous blood sampling via antecubital vein using an indwelling needle, based on the results of a medical interview conducted by the principal investigator. 7. Those who have not been diagnosed with anemia in the past year 8. Those who are not allergic to heparin. 9. Those who do not have any diseases or are not taking any medications that may cause thrombosis. 10. Able to consume cooked rice 11. Able to self-measure blood glucose and undergo saliva sampling 12. Not taking medications for Sjogren's syndrome or that affect salivation 13. No problem with being asked about their blood type 2) Those who can understand the contents of this study after receiving an explanation of the study and have given their consent to participate in the study.

Exclusion criteria

Exclusion criteria: Those who do not fulfill the inclusion criteria 1)1-11 or 2) will be excluded. Additionally, those who are inappropriate by the study director and researchers will also be excluded (such as those with moderate to severe underlying diseases).

Design outcomes

Primary

MeasureTime frame
Investigate the association between salivary amylase activity and glucose metabolism after starch loading in healthy young women.

Countries

Japan

Contacts

Public ContactAiri Sekine

Japan Women's University Dept. of Nutritional Science, Faculty of Food and Nutritional Sciences

sekinea@fc.jwu.ac.jp03-5981-3427

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Sep 19, 2026