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Effects of L-ARGinine and Liposomal Vitamin C Supplementation On Physical Performance

Effects of L-arginine and Liposomal Vitamin C Supplementation on Physical Performance and Endothelial Function in Elderly With Sarcopenia

Status
Recruiting
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06865261
Acronym
ARGO
Enrollment
100
Registered
2025-03-07
Start date
2024-05-20
Completion date
2025-12-31
Last updated
2025-03-07

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

Conditions

Sarcopenia

Keywords

aging, muscle wasting, physical function, handgrip, nitric oxide

Brief summary

In older age, reduced mobility is associated with an increased risk of reduced quality of life, disability, institutionalisation, and death, as well as increased healthcare expenditures. Sarcopenia is a condition characterised by a reduction in muscle mass and strength and/or function. It is associated with several adverse outcomes, such as falls, increased risk of infection, disability, institutionalisation, and death. Currently, no pharmacological treatments are available to combat sarcopenia. The management of sarcopenia relies on the adoption of an active lifestyle, comprising resistance exercise, which may be supported by an adequate intake of protein with the diet. Recently, treatment with L-arginine and liposomal vitamin C has been shown to significantly reduce fatigue, and improve physical performance and endothelial reactivity in adult patients with Long COVID. Long COVID may be considered a model of accelerated ageing, as it recapitulates several age-associated biological processes, including chronic inflammation, oxidative stress, endothelial dysfunction and malnutrition.

Interventions

DIETARY_SUPPLEMENTBioarginina C

Bioarginine®C oral vials is a dietary supplement based on L-arginine and liposomal Vitamin C that is useful for making an integrative share of L-arginine and Vitamin C. Liposomal Vitamin C is a particular type of Vitamin C produced through an innovative technology that optimizes and amplifies its absorption.

DIETARY_SUPPLEMENTPlacebo

Vials containing placebo were made to be indistinguishable in appearance from active treatment

Sponsors

Fondazione Policlinico Universitario Agostino Gemelli IRCCS
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
OTHER
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
70 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* probable sarcopenia defined according to EWGSOP2 criteria

Exclusion criteria

* Inability or unwillingness to provide informed consent; * NH residents; * schizophrenia or other psychotic disorders, bipolar syndrome; * consumption of more than 14 alcoholic beverages per week; * reduced cognitive performance (Mini-Mental State Examination score \<26); * severe arthrosis; * malignancies requiring treatment in the previous 3 years; * lung disease requiring chronic corticosteroid therapy or oxygen therapy; * severe cardiovascular disease; * Parkinson's disease or other developmental neurological disorders; * renal failure undergoing dialysis treatment; * chest pain, severe dyspnea or conditions that may pose safety concerns when performing the 6-minute test or chair test; * other medical, psychiatric or behavioral factors that, in the judgment of the researcher, may interfere with participation in the study; * other illnesses related to an estimated life expectancy of less than 12 months.

Design outcomes

Primary

MeasureTime frameDescription
6MWT2 monthsChange from baseline to day 56 in the distance walked on the 6 min walk test

Secondary

MeasureTime frameDescription
HG2 monthsChange from baseline to day 56 in handgrip strength
CST2 monthsChange from baseline to day 56 in time to complete 5-repetition chair stand test
FMD2 monthsChange from baseline to day 56 in flow mediated dilation valuesbetween treatment and control group

Countries

Italy

Contacts

Primary ContactMatteo Tosato
matteo.tosato@policlinicogemelli.it+390630154859
Backup ContactGiordana Gava
giordana.gava@gmail.com+390630155701

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026