Effects of caffeine combined with aerobic exercise of different intensity on substrate metabolism

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR1900027138

Enrollment

Unknown

Registered

2019-11-01

Start date

2019-11-10

Completion date

Unknown

Last updated

2019-11-04

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

Conditions

None

Interventions

40%VO2max:caffeine

40%VO2max:cellulose

70%VO2max:caffeine

70%VO2max:cellulose

Eligibility

Sex/Gender

Male

Inclusion criteria

Inclusion criteria: 1. Health has exercise habit not special training male college students; 2. Low cardiovascular disease risk individuals by 2013 PAR-Q+ questionnaire; 3. Weekly exercise level >=500~1,000 MET.min by IPAQ questionnaire.

Exclusion criteria

Exclusion criteria: Subjects with serious liver, kidney, heart, respiratory, endocrine or metabolic diseases; scheduled for surgery during this study; administration of regular medication; regular administration of supplements which affect this study; food allergies; participation of other clinical trial during this study; restriction of exercise; any reason in the opinion of the lead principal investigator not to take part in this study.

Design outcomes

Primary

Measure	Time frame
VO2 max;Carbohydrater/fat oxidation ratio;Fat oxidation rate;carbohydrate oxidation rate;GLU;lactic acid;Free fatty acid concentration;Catecholamines hormone concentration;insulin;RPE;	—

Secondary

Measure	Time frame
energy expenditure;Heart rate;Blood pressure;	—

Countries

China

Contacts

Public ContactWang Chen

Beijing Sport University

294450260@qq.com+86 18614047073

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026