Skip to content

The effect of age and timing of protein consumption on energy intake and appetite.

A randomised cross over trial to investigate the effect of a 20g protein gel consumed in the morning or evening on energy intake and appetite in UK older adults

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN99945020
Enrollment
20
Registered
2019-07-16
Start date
2019-04-29
Completion date
Unknown
Last updated
2022-08-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy ageing, nutrition, appetite, energy intake Nutritional, Metabolic, Endocrine

Interventions

A Whey based protein gel (containing 20g protein) is used in the intervention. Volunteers will be asked to consume the protein gel in the morning (for 4 days) and the evening (for 4 days). This is a

Sponsors

University of Sheffield
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Age range: 50-75 years

Exclusion criteria

Exclusion criteria: 1. Previous diagnosis of renal problems 2. Previous diagnosis of type 1 or type 2 diabetes 3. Self-reported regular users of nutritional supplements 4. BMI 30

Design outcomes

Primary

MeasureTime frame
Mean daily energy intake (kJ) measured using a 3d food diary at baseline prior to intervention and during morning and evening protein consumption.

Secondary

MeasureTime frame
1. Mean daily macronutrient and micronutrient intake is measured using 3 d food diary prior to intervention and during morning and evening protein consumption. 2. Self-reported hunger and appetite using a Visual Analogue Scale measured prior to intervention and during morning and evening protein consumption.

Countries

England, United Kingdom

Contacts

Public ContactEsme Tuttiett
ertuttiett1@sheffield.ac.uk

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026