Cardiac function
Conditions
Interventions
intervention group:The four supplement schemes are as follows: 1. Supplement 12g of D-ribose 30 minutes before the simulated competition, and supplement 3g of placebo (sorbitol + ß-cyclodextrin) when
2. Supplement 6g of D-ribose 30 minutes before the simulated competition, and supplement 6g of D-ribose + 3g of placebo (sorbitol + ß-cyclodextrin) when the exercise reaches 12 kilometers
3. Supplement 12g of placebo (sorbitol + ß-cyclodextrin) 30 minutes before the simulated competition, and supplement 3g of placebo (sorbitol + ß-cyclodextrin) when the exercise reaches 12 kilometers
4. Supplement 6g of placebo (sorbitol + ß-cyclodextrin) 30 minutes before the simulated competition, and supplement 9g of placebo (sorbitol + ß-cyclodextrin) when the exercise reaches 12 kilometers. A
Sponsors
Beijing Sport University
Eligibility
Sex/Gender
All
Age
18 Years to 30 Years
Inclusion criteria
Inclusion criteria: (1) Age 18-30 years old, 18.5<= BMI <23.9;. (2) Have engaged in endurance training for less than 3 years, with an average weekly running volume of less than 50 kilometers per week in the past three months, and have participated in and completed at least one marathon race. (3) Have not taken any other cardiovascular disease - related medications or sports nutrition supplements in the three months prior to this study.
Exclusion criteria
Exclusion criteria: (1) Have clear contraindications to exercise or other diseases that affect the exercise plan; (2) Are taking D-ribose or related nutritional products containing D-ribose;
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Cardiac ultrasound;Cardiac troponin;N-terminal B-type natriuretic peptide precursor;lactate dehydrogenase;creatine kinase;Heart - type Fatty Acid - Binding Protein;Time to complete the simulated half marathon;Simulated heart rate 3min after the race; | — |
Countries
China
Contacts
Public ContactJiang Meichen
Beijing Sport University
Outcome results
None listed