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EFFECTS OF VITAMIN C ON METABOLISM, OXIDATIVE STRESS AND IMMUNE RESPONSES TO EXERCISE IN PATIENTS WITH DIABETES TYPE II

EFFECTS OF VITAMIN C ON METABOLISM, OXIDATIVE STRESS AND IMMUNE RESPONSES TO EXERCISE IN PATIENTS WITH DIABETES TYPE II

Status
Active, not recruiting
Phases
Phase 1Phase 2
Study type
Interventional
Source
TCTR
Registry ID
TCTR20180226002
Enrollment
Unknown
Registered
2018-02-26
Start date
2013-12-01
Completion date
Unknown
Last updated
2026-08-03

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

Conditions

type 2 diabetes type 2 diabetes fat utilization immune function oxidative stress

Interventions

Patient is this group start with 1000 mg of vitamin C supplement for 6 weeks then wash out for 6 weeks after that got placebo for 6 weeks,Patient is this group start with placebo for 6 weeks then wash
Active Comparator Dietary Supplement,Placebo Comparator Dietary Supplement
CB,PLA

Sponsors

Blackmores
Lead Sponsor
Exercise and Sport Sciences Development and Research Group
Collaborator

Eligibility

Sex/Gender
All
Age
45 Years to 60 Years

Inclusion criteria

Inclusion criteria: 1. Age between 45 and 60 years old 2. Being diagnosed as type 2 diabetes mellitus for at least 12 months 3. Hemoglobin A1c more than 8.5% 4. Being treated with oral diabetic drugs only 5. Sedentary and will not participate in any regular exercise program for at least 6 months. 6. Live in Khon Kaen Province, Thailand 7. Vessel state waveform less than level 5

Exclusion criteria

Exclusion criteria: 1. Cardiovascular disease and hypertension 2. Vessel state wave form more than level 5 3. Abnormal resting EKG 4. Blood pressure more than 140/90 mmHg. 5. Orthopedic problems or bone fracture 6. Neuromuscular disorder 7. Liver and kidney disease 8. Chronic infections 9. Autonomic neuropathy 10.VO2,peak less than 10 ml/kg/min

Design outcomes

Primary

MeasureTime frame
metabolism status visit 2,3,5,6 Expired gas collection, miR expression,oxidative stress status visit 2,3,5,6 Blood chem,white blood cell count visit 2,3,5,6 flow cytometry

Secondary

MeasureTime frame
N/A N/A N/A

Countries

Thailand

Contacts

Public ContactChongchira Boonthongkaew

Khonkaen university

puibiomed@gmail.com0981054284

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026