Effect of Protein and Retinol on Alcohol-induced FGF21

Inclusion Criteria: * Informed consent * Healthy men and women * Age between 18 and 50 years * Body mass index (BMI) between 20 and 27 kg/m2 Exclusion Criteria: * Chronic diseases or significant health problems that are disruptive for participation in the study (as judged by the principal investigator/clinical responsible) * Use, currently or within the previous 3 months, of medication that has the potential of affecting any of the blood parameters assessed in the study (as judged by the investigators) * Blood donation within the last 3 months or during the study period * Regular smoking or other nicotine use (electronic cigarettes, gum, snus, etc.) or nicotine cessation within the past 3 months. * Currently dieting or having lost/gained a significant amount of weight (±3 kg) in the previous 3 months * Women who are pregnant, breast-feeding or have the intention of becoming pregnant during the study period * Food allergies or food intolerance relevant for the study (judged by the investigators) * Substance abuse (alcohol and/or drugs) within the last 12 months * Average weekly alcohol intake above the recommendations from the Danish Health and Medicines Authority (10 standard units per week) * Taking dietary supplements containing vitamin A during the past 3 months * Simultaneous participation in other clinical studies that can interfere with the current study * Inability, physically or mentally, to comply with the procedures required by the study protocol