NCT06852547

Brief Summary

To assess the rested and postexercise muscle protein synthetic response following the ingestion of a flavourless algae protein source compared with whey protein in older adults.

Trial Health

57
Monitor

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Trial has exceeded expected completion date
Enrollment
15

participants targeted

Target at below P25 for not_applicable

Timeline
Completed

Started Feb 2025

Geographic Reach
1 country

1 active site

Status
recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

February 23, 2025

Completed
1 day until next milestone

First Submitted

Initial submission to the registry

February 24, 2025

Completed
4 days until next milestone

First Posted

Study publicly available on registry

February 28, 2025

Completed
9 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 1, 2025

Completed
3 months until next milestone

Study Completion

Last participant's last visit for all outcomes

March 1, 2026

Completed
Last Updated

February 28, 2025

Status Verified

February 1, 2025

Enrollment Period

9 months

First QC Date

February 24, 2025

Last Update Submit

February 24, 2025

Conditions

Nutritional Intervention

Keywords

novel proteinprotein synthesisolder adultsalge

Outcome Measures

Primary Outcomes (1)

  • Postprandial muscle protein synthesis

    unilateral exercise followed by protein ingestion (algae / whey)

    4 hours

Study Arms (2)

Whey protein

ACTIVE COMPARATOR
Dietary Supplement: protein

Algae protein

EXPERIMENTAL
Dietary Supplement: protein

Interventions

proteinDIETARY_SUPPLEMENT

protein

Also known as: algae protein
Algae proteinWhey protein

Eligibility Criteria

Age65 Years - 80 Years
Sexall
Healthy VolunteersYes
Age GroupsOlder Adult (65+)

You may qualify if:

  • Males and Females BMI 18.5 - 30 kg/m2 Aged 65-80 years Recreationally Active

You may not qualify if:

  • Body mass index (BMI) \<18.5 or \>30 kg/m2 Any metabolic impairments Any cardiovascular impairments High blood pressure (≥140/90 mmHg) Any gastrointestinal disorders Any medications known to affect protein and/or amino acid metabolism A personal or family history of epilepsy, seizures or schizophrenia, motor disorder Chronic over the counter use of pharmaceuticals (\> 1 month) Allergic to any of the whole foods included in the study

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Health and Life Sciences

Exeter, EX2 8BD, United Kingdom

RECRUITING

MeSH Terms

Interventions

Proteins95-kDa protein, green algae

Intervention Hierarchy (Ancestors)

Amino Acids, Peptides, and Proteins

Central Study Contacts

Freyja A.D Haigh, PhD

CONTACT

+447917608163fh357@exeter.ac.uk

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
DOUBLE
Who Masked
PARTICIPANT, INVESTIGATOR
Purpose
OTHER
Intervention Model
CROSSOVER
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Postdoctoral Research Associate

Study Record Dates

First Submitted

February 24, 2025

First Posted

February 28, 2025

Study Start

February 23, 2025

Primary Completion

December 1, 2025

Study Completion

March 1, 2026

Last Updated

February 28, 2025

Record last verified: 2025-02

Data Sharing

IPD Sharing
Will not share

Locations

GB(1)