Influence of Coffeeberry Ingestion on Soccer Skill Performance

PepsiCo Global R&D30 enrolled

Overview

The study of soccer skill performance has 3 objectives. Objective 1 is to compare effects of coffeeberry (300mg) and placebo ingestion on dribbling speed and precision and passing and shooting speed and accuracy compared to placebo. 30 subjects will be assessed before dosing, after a 1 hr resting absorption period, and after simulated soccer match play. Of these 30, 20 subjects will proceed to Objective 2 (45 minutes of intense simulated soccer match play) and Objective 3 (repeated sprint activity continued until volitional fatigue).

Study Type

INTERVENTIONAL

Allocation

RANDOMIZED

Purpose

BASIC_SCIENCE

Masking

QUADRUPLE

Enrollment

Conditions

Skill Performance Soccer Performance Coffeeberry Effects

Interventions

Coffeeberry beverageDIETARY_SUPPLEMENT

One exposure of 300 mg coffeeberry extract in a 300 ml flavored still beverage prior to exercise session

Comparator beverageOTHER

One 300 ml still beverage, color and flavor matched to experimental beverage prior to exercise session

Eligibility

Sex: MALEMin age: 16 YearsMax age: 28 YearsHealthy volunteers:

Medical Language ↔ Plain English

Inclusion Criteria: * Provide valid informed consent prior to any study procedure * Male soccer players age 16 to 28 years * 5-year soccer playing experience * 1-year regularly soccer training * Free of injuries * Willing to avoid alcohol in the 48-h period prior to main trials. * Willing to avoid caffeine, caffeinated and decaffeinated products, apples, and, berries/cherries for 24-h prior to main trials * Willing to record food intake over the 48-h period prior to the first trial and replicate for second trial * Willing to abstain from strenuous physical activity for 24-h before all visits Exclusion Criteria: * Smoking * Cardiovascular diseases * Diabetes or other metabolic disease * Presence of injuries * Major illnesses or surgery in prior 90 days * Participation in another clinical trial in the past month

Locations (1)

University of Stirling, Health Science and Sport

Stirling, Scotland, United Kingdom