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Efficacy of Protein Supplementation in Preventing Muscle Mass Loss During the Weight Loss Process.

Efficacy of Protein Supplementation in Preventing Muscle Mass Loss During the Weight Loss Process.

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07772908
Acronym
GPOWER
Enrollment
76
Registered
2026-08-19
Start date
2026-06-09
Completion date
2027-02-01
Last updated
2026-08-19

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

Conditions

Prevention of Muscle Mass Loss

Keywords

Supplement, Muscle mass

Brief summary

The objective of this study is to evaluate whether the supplement, combined with resistance training, prevents muscle mass loss during weight loss. The treatment will last four months and include clinical assessments, proper nutrition, and physical activity..

Interventions

DIETARY_SUPPLEMENTExperimental arm

Two doses, once a day.

DIETARY_SUPPLEMENTPlacebo

Two doses, once daily

Sponsors

Althaia S.A Industria Farmaceutica
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
CROSSOVER
Primary purpose
SUPPORTIVE_CARE
Masking
DOUBLE (Subject, Investigator)

Eligibility

Sex/Gender
ALL
Age
25 Years to 60 Years
Healthy volunteers
Yes

Inclusion criteria

* Participants of both sexes aged between 25 and 60 years. * Ability to understand and accept participation in the study, indicated by signing the Informed Consent Form approved by the Ethics Committee. * Good health status, determined by the absence of significant findings in medical history, physical examination, laboratory tests, and vital sign measurements. * Agree to comply with the planned study procedures and attend visits. * Participants with the capacity and motivation to perform resistance training 3 to 5 times per week (150 to 200 minutes/week); - Participants with a body mass index (BMI) ≥ 27.0 kg/m².

Exclusion criteria

* Known allergy to components of the investigational product or placebo; * History of chronic use in the last 3 months or current use of medications or substances that affect the muscular system; * Current history of type 1 or 2 diabetes mellitus, gastrointestinal, cardiovascular, renal, or hepatic diseases, or malignant neoplasm, considered clinically significant at the physician's discretion. * Abuse of illicit drugs or alcohol, as clinically assessed by the investigator during screening. * Having participated in a clinical study in the last 12 months at the investigator's discretion. * Having any condition that prevents participation in the study at the investigator's discretion.

Design outcomes

Primary

MeasureTime frameDescription
Change in fat-free mass relative4 monthsChange in fat-free mass relative to baseline after 120 days of treatment, assessed by electrical bioimpedance.
Evaluation of the supplement's effect on preventing muscle mass loss during weight loss.From the screening visit to the end of treatment - 120 daysChange in baseline mass compared to 120 days of treatment.

Countries

Brazil

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Aug 20, 2026