Palatability and Perceived Satiety of Oral Nutrition Supplements

Palatability and Satiating Effects of Oral Nutrition Supplements as Perceived by Independently Living Older Adults

The objective of the study is to evaluate palatability (primary objective) and perceived satiating effects (secondary objective) of two Oral Nutrition Supplements (ONS) prototypes and six commercially available ONS products. The products are matched on calorie content per portion.

The study is a single-blind intervention with a within-subjects design. In total 104 apparently healthy and independently living older adults aged 65 will be recruited to participate. Participants will visit the research facilities eight times in a period of one month. On each test-day participants will consume and evaluate a single product.

Inclusion Criteria:

• Age 65 years or over
• Apparently healthy
• Living independently

Exclusion Criteria:

• Allergies to soy, dairy or gluten
• Following a specific diet
• BMI>30 kg/m2
• Reduced kidney function
• Suffering from Alzheimer's disease, Dementia, Parkinson's Disease, Cancer, Kidney Disease or Diabetes
• Suffering from Dysphagia
• Already using oral nutritional supplements
• Receiving any medical treatment that is known to reduce the taste or sense of smell
• Current smokers
• Participation in another clinical trial at the same time