Acute Impact of Different Foods and Beverages on Exercise Induced Oxidative Stress and Inflammation

NCT05242978 — Not applicable, Completed, 42 participants, University of Vienna

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RegistryNCT05242978
StatusCompleted
PhaseNot applicable
Study typeInterventional; randomized, crossover, masking: none, prevention
Enrollment42 (Actual)
SponsorUniversity of Vienna (Other)
ConditionsInflammatory Response, Oxidative Stress, Oxidative Stress Induction
InterventionsNutrition (Other)
Datesstart 2022-05-17, primary completion 2024-04-30, completion 2024-04-30, first posted 2022-02-16, last updated 2025-07-04
Locations1 site in Austria

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-Summary

The aim of this research project is to explore the acute impact of specific foods and beverages, which have been shown to be associated with inflammatory processes, mainly in epidemiological studies, on inflammatory and oxidative stress parameters in healthy humans following a high intensity physical workout.

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+Detailed description

The aim of this research project is to explore the acute impact of specific foods and beverages, which have been shown to be associated with inflammatory processes, mainly in epidemiological studies, on inflammatory and oxidative stress parameters in healthy humans following a high intensity physical workout. The choice of food will mainly be based on the food groups from the Empirical Dietary Inflammatory Index. For that purpose, forty-two healthy volunteers will be recruited to perform several interventions in order to assess the impact of different nutrient groups or single- foods on oxidative and inflammatory markers. They will be divided into two groups (beverage consumption, n=20 \& plantbased foods, n=22). The intense physical activity serves to induce a physiological stress response in the body, known to be accompanied by an increase in oxidative and inflammatory stress parameters. The idea is that anti- inflammatory or antioxidant nutrients could potentially attenuate this stress response in dependence on their anti- inflammatory or antioxidant potential. The operability of this concept has already been tested. The main benefit of this approach is to get a deeper insight into short term effects of single foods or beverages on inflammatory and prooxidative processes in humans by using short term intense physical activity as a stress model. One major practical aspect of this approach is to assess dietary components with respect to their pro- or anti-inflammatory-/oxidative stress potential regarding e.g. non-communicable diseases such as type 2 diabetes, coronary heart disease or the metabolic syndrome. Furthermore, it could help to reduce inflammation or oxidative stress during or following high intense physical exercise in order to reduce the stress response during training or competition in order to enhance regeneration and to foster the training gain in sports.

+Arms and interventions

ArmTypeInterventionsDescription
Impact of GT, coffee, OJ, PGJ, milk, SSB on exercise induced oxidative stress&inflammationExperimentalOther: Nutritionsingle consumption of one cup of green tea (GT), coffee, orange juice (OJ), pomegranate juice (PGJ), milk and sugar sweetened beverage (SSB) 2 hours prior to a 30-min- HIIT resistance circuit exercise in healthy human subjects
Impact of choc, bcc, fl-oil, blueb., r&w bread on exercise induced oxidative stress&inflammationExperimentalOther: Nutritionsingle consumption of one proportion of dark chocolate (choc), broccoli (bcc), flaxseed oil, blueberries, white bread and whole grain bread (r = refined \& w = whole grain) 2 hours prior to a 30-min-HIIT resistance circuit exercise in healthy human subjects
  • Nutrition (Other): acute single dose nutrition intervention

+Outcome measures

Primary outcomes

  • ROS change [change from baseline to 2.5 hours]: ROS (change from baseline = after overnight fasting to post exercise (=after 2.5 hours)
  • IL-6 change [change from baseline to 2.5 hours]: IL-6 (change from baseline = after overnight fasting to post exercise (=after 2.5 hours)

Secondary outcomes

  • estradiol [baseline]: 17-beta-estradiol
  • DNA damage (comet assay [change from baseline to 2.5 hours]: comet assay - wholeblood
  • MDA change [change from baseline to 2.5 hours]: MDA (change from baseline = after overnight fasting to post exercise (=after 2.5 hours)
  • hs-CRP change [change from baseline to 2.5 hours]: hs-CRP (change from baseline = after overnight fasting to post exercise (=after 2.5 hours)
  • FRAP [change from baseline to 2.5 hours]: Ferric Reducing Antioxidant Power Assay
  • Polyphenol Content [change from baseline to 2.5 hours]: Polyphenol Content Plasma
  • Lipidomics [change from baseline to 2.5 hours]: oxLDL
  • Protein Carbonyls [change from baseline to 2.5 hours]: Protein Carbonyl Assay

+Eligibility

Sex: Female, ages: 18 Years to 40 Years, accepts healthy volunteers

Inclusion Criteria:

* female human subjects
* aged 18-40 years
* no chronical diseases
* not more than 120 minutes of physical activity per week
* no regular resistance training within the past 6 months
* BMI 18.5 - 24.99 kg/m²
* body fat percentage of at least 20%
* Exclusion Criteria:
* contraindications against physical activity
* anemia
* fructose or lactose intolerance
* smoking
* medications with influence on ROS levels or inflammation
* allergy or intolerance against intervention food/beverages.

+Locations (1)

FacilityCityCountryStatus
University of ViennaVienna, AustriaAustria

+Investigators

  • Markus Gassner, MSc, Principal investigator, University Assistant
  • Daniel König, Univ Prof, Study director, Professor of sports nutrition