Effects of Different Polyphenol-containing Beverages on the Immune System and on Muscular Growth Factors

Effects of Different Polyphenol-containing Beverages on the Immune System and on Muscular Growth Factors - a Pilot Study

In this research project, the effect of different polyphenol-containing beverages with varying alcohol content of < 0.4 vol% on immune function as well as muscular growth factors will be investigated

Inclusion Criteria:

• Healthy
• Age 20 - 60 years
• Written informed consent

Exclusion Criteria:

• severe gastrointestinal disease or known malabsorption
• use of proton pump inhibitors
• malignancies
• rheumatoid diseases
• metabolic syndrome
• acute or chronic infections or inflammatory diseases
• use of medications or supplements to interfere with immune function
• alcohol and/or drug abuse or addiction
• dependent relationship with the project manager or his or her employees
• pregnancy or breastfeeding
• chronic illness or regular use of medication (except hormonal contraception)
• smoker