A Study on the Possible Health Effects of Lean Fish and Fatty Fish Intake in Overweight or Obese Adults

Fiskespisestudiene 2011-2014. Spiseforsøk Med Fisk. Delstudie 2: Studie av Mulige Effekter av Fet og Mager Fisk på Glukosemetabolismen og inflammasjonsmarkører i Overvektige Voksne.

The potential health effects of high intake of lean or fatty fish will be investigated in overweight or obese adults. Participants consume 750g/week of fillets of fish for 8 weeks.

Hypothesis:

High intake of fatty or lean fish will beneficially affect glucose regulation and the immune system.

Inclusion Criteria:

• BMI ≥27 kg/m2
• fasting blood glucose ≤7.0 mmol/L

Exclusion Criteria:

• pregnancy
• incompatibility with fish consumption (allergies, intolerance and/or dislike)
• diagnosed diabetes mellitus, heart disease or gastrointestinal diseases
• use of medications affecting lipid metabolism or glucose homeostasis
• use of anti-inflammatory medications
• use of supplements containing long chain n-3 fatty acids
• intentional weight loss
• and large fluctuation in body weight (>3 kg) over the previous two months