NCT05343611

Brief Summary

We hypothesize that the antioxidant and cytoprotective functions of vitamin E combined with the cortisol-lowering effect of chocolate polyphenols and physical activity may help prevent the age-dependent decline of mitochondrial function and nutrient metabolism in skeletal muscle, key underpinning events in protein-energy malnutrition (PEM) and muscle wasting in the elderly. To test this hypothesis, a vitamin E functionalized dark chocolate rich in polyphenols will be developed with the collaboration of Nestlè Company, and its effects will be investigated combined with physical activity in a 6-month randomized case-control trial on pre-dementia elderly patients, a well-defined population of subjects at risk of undernutrition and frailty. Subjects stabilized on a protein-rich diet (0.9-1.0 g protein/Kg ideal body weight/day) and physical exercise program (High Intensity Interval Training specifically developed for these subjects), will be randomized in 3 groups (n = 34 each): controls (Group A) will maintain the baseline diet and cases will receive either 30 g/day of dark chocolate containing 500 mg total polyphenols (corresponding to 60 mg epicatechin) and 100 mg vitamin E (as RRR-alpha-tocopherol) (Group B) or the high polyphenol chocolate without additional vitamin E (Group C). Diet will be isocaloric and with the same intake of polyphenols and vitamin E in the 3 groups. Muscle mass will be the primary endpoint and other clinical endpoints will include neurocognitive status and previously identified biomolecular indices of frailty in pre-dementia patients. Muscle biopsies will be collected to assess myocyte contraction and mitochondrial metabolism. Laboratory endpoints will include the nutritional compliance to the proposed intervention (blood polyphenols and vitamin E status and metabolism), 24-h salivary cortisol, steroid hormones and IGF-1, and molecular indices of inflammation, oxidant stress, cell death and autophagy. These parameters will be investigated in muscle and blood cells by state-of-the-art omics techniques. Molecular and nutritional findings will also be confirmed in vitro using skeletal myotubes, blood leukocytes and neural cell lines. Clinical and laboratory results will be processed by a dedicated bioinformatics platform (developed with the external collaboration of the omics company Molecular Horizon Srl) to interpret the molecular response to the nutritional intervention and to personalize its application.

Trial Health

43
At Risk

Trial Health Score

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

Trial has exceeded expected completion date
Enrollment
102

participants targeted

Target at P50-P75 for not_applicable

Timeline
Completed

Started May 2022

Typical duration for not_applicable

Geographic Reach
1 country

4 active sites

Status
unknown

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

First Submitted

Initial submission to the registry

April 11, 2022

Completed
14 days until next milestone

First Posted

Study publicly available on registry

April 25, 2022

Completed
6 days until next milestone

Study Start

First participant enrolled

May 1, 2022

Completed
2.7 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 30, 2024

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

December 30, 2024

Completed
Last Updated

June 23, 2023

Status Verified

June 1, 2023

Enrollment Period

2.7 years

First QC Date

April 11, 2022

Last Update Submit

June 20, 2023

Conditions

Keywords

FrailtyPhysical ExerciseUndernutritionProtein deficiencyChocolateVitamin EPhenols

Outcome Measures

Primary Outcomes (1)

  • Change in free-fat soft tissue mass (g)

    Change in free-fat soft tissue mass, (FFSTM, g), will be assessed by means of a whole-body scan on a dual-energy X-ray absorptiometry scanner. Values at the regional level (upper limbs, lower limbs and trunk) will be also considered.

    Baseline (T00), Pre-intervention (T0) after 2-4 weeks, Mid-intervention (T1) after 3 months, Post-intervention (T2) after 3 months and Follow-up (T3) after 3 months

Secondary Outcomes (25)

  • Change in Quadriceps volume and cross-sectional area

    Pre-intervention (T0), Mid-intervention (T1) after 3 months, Post-intervention (T2) after 3 months and Follow-up (T3) after 3 months

  • Change in the torque (Nm) and rate of torque development (Nm/s) of quadriceps during Maximal Voluntary Activation and electrically evoked potential

    Baseline (T00), Pre-intervention (T0) after 2-4 weeks, Mid-intervention (T1) after 3 months, Post-intervention (T2) after 3 months and Follow-up (T3) after 3 months

  • Change in the one repetition maximum load (kg)

    Baseline (T00), Pre-intervention (T0) after 2-4 weeks, Mid-intervention (T1) after 3 months, Post-intervention (T2) after 3 months and Follow-up (T3) after 3 months

  • Change in the Rate of Force Development (N/s)

    Baseline (T00), Pre-intervention (T0) after 2-4 weeks, Mid-intervention (T1) after 3 months, Post-intervention (T2) after 3 months and Follow-up (T3) after 3 months

  • Change in submaximal and maximal oxygen consumption (ml/kg/min)

    Baseline (T00), Pre-intervention (T0) after 2-4 weeks, Mid-intervention (T1) after 3 months, Post-intervention (T2) after 3 months and Follow-up (T3) after 3 months

  • +20 more secondary outcomes

Study Arms (3)

Group A (Controls: HPro diet and HIT)

ACTIVE COMPARATOR

Subjects included in this group will serve as controls and will maintain the HPro Diet + HIT program prescribed to all the participants included in the randomization step of the study. The subjects' diet will be adjusted to receive the same overall intake of calories (+ 180 kcal) and macronutrients (+ 3 g of proteins, 4 g of carbohydrates, +11 g of fat, + 4 g of fibers) that the chocolate products will provide to groups B and C.

Behavioral: Combination of High Protein Diet and Physical Exercise protocol

Group B (Case 1: HPP Choko)

SHAM COMPARATOR

Individuals included in this group will undergo the same diet and physical exercise as Group A and additionally they will add to their diet 30g of 85% dark chocolate high in PP (HPP ≥ 500 mg of PP and corresponding to ≥ 60 mg of epicatechin).

Behavioral: Combination of High Protein Diet and Physical Exercise protocolDietary Supplement: HPP Choko

Group C (Case 2: HPP/VE Chocolate)

EXPERIMENTAL

Individuals included in this group will undergo the same diet and physical exercise as Group A and additionally they will add to their diet 30 grams of 85% dark HPP chocolate functionalized with 100 mg Vitamin E per day.

Behavioral: Combination of High Protein Diet and Physical Exercise protocolDietary Supplement: HPP/VE Choko

Interventions

A high Protein Diet (HPro) will be provided to maintain individual caloric endpoint and to adjust protein intake to 0.9-1.0 g/Kg ideal body weight. Each participant will receive a tailored diet (taking into account personal preference) which will follow common general guidelines. Servings of food high in polyphenols will be limited to one per day. Physical exercise will be undertaken three times each week for about 50 minutes per session. The intervention will consist of both aerobic and strength training exercises. Aerobic exercise will consist of walking on a treadmill with 4 x 4 minutes at (85-95% of HRmax), interrupted by 3-minute active recovery periods (60-70% of HRmax). Strength exercise consists of maximal strength training, using a seated leg press with 4 sets of 4 repetitions at \~90% of maximal strength (1RM). Rest periods between the sets will be 3-4 min.

Group A (Controls: HPro diet and HIT)Group B (Case 1: HPP Choko)Group C (Case 2: HPP/VE Chocolate)
HPP ChokoDIETARY_SUPPLEMENT

Participants add to their diet with 30 g/day of 85% dark chocolate high in polyphenols

Group B (Case 1: HPP Choko)
HPP/VE ChokoDIETARY_SUPPLEMENT

Participants add to their diet 30 grams of 85% dark chocolate high in polyphenols, functionalized with 100 mg of Vitamin E per day.

Group C (Case 2: HPP/VE Chocolate)

Eligibility Criteria

Age65 Years - 75 Years
Sexall
Healthy VolunteersNo
Age GroupsOlder Adult (65+)

You may qualify if:

  • Presence of Mild Cognitive Impairment or Mild Dementia. Recruited individuals will be assessed by means of Neuropsychological tests (Mini Mental State Examination, evaluations criteria from Diagnostic and Statistical Manual for Mental Disorder-5) which will be performed by an expert Neuropsychologist

You may not qualify if:

  • Presence of kidney or liver failure, or any other liver or kidney disease;
  • Presence of gastro-intestinal disorders (i.e. irritable bowel syndrome);
  • Presence of food intolerance;
  • Presence of heart failure, angina, pulmonary disease, cancer and cancer-related cachexia;
  • Presence of coagulation disorders;
  • Addictive or previous addictive behaviour, defined as the abuse of cannabis, opioids or other drugs, carrier of infectious diseases;
  • Presence of musculoskeletal diseases;
  • Suffering from mental illness, inability to cooperate;
  • Suffering from known cardiac conditions (e.g. pacemakers, arrhythmias, and cardiac conduction disturbances) or peripheral neuropathy;
  • Regular users of any proton pump inhibitors (e.g., omeprazole, lansoprazole, pantoprazole), antibiotics, anticoagulant medication or antiplatelet medications in high dose (es: acetylsalicylic acid \>200mg x day);
  • Mini Mental State (MMSE): results \>= 10 points

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (4)

CeRiSM (Sport Mountain and Health Research Center)

Rovereto, Trento, 38068, Italy

RECRUITING

Clinica Pederzoli

Peschiera del Garda, Verona, 37019, Italy

RECRUITING

Fondazione Mons. A. Mazzali ONLUS

Mantova, 46100, Italy

RECRUITING

University of Verona

Verona, 37131, Italy

RECRUITING

Related Publications (26)

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  • Wisloff U, Stoylen A, Loennechen JP, Bruvold M, Rognmo O, Haram PM, Tjonna AE, Helgerud J, Slordahl SA, Lee SJ, Videm V, Bye A, Smith GL, Najjar SM, Ellingsen O, Skjaerpe T. Superior cardiovascular effect of aerobic interval training versus moderate continuous training in heart failure patients: a randomized study. Circulation. 2007 Jun 19;115(24):3086-94. doi: 10.1161/CIRCULATIONAHA.106.675041. Epub 2007 Jun 4.

    PMID: 17548726BACKGROUND
  • Sumiyoshi E, Matsuzaki K, Sugimoto N, Tanabe Y, Hara T, Katakura M, Miyamoto M, Mishima S, Shido O. Sub-Chronic Consumption of Dark Chocolate Enhances Cognitive Function and Releases Nerve Growth Factors: A Parallel-Group Randomized Trial. Nutrients. 2019 Nov 16;11(11):2800. doi: 10.3390/nu11112800.

    PMID: 31744119BACKGROUND
  • Smith DF. Benefits of flavanol-rich cocoa-derived products for mental well-being: A review. Journal of Functional Foods. 2013; 5 (1): 10-15.

    BACKGROUND
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  • Tsang C, Hodgson L, Bussu A, Farhat G, Al-Dujaili E. Effect of Polyphenol-Rich Dark Chocolate on Salivary Cortisol and Mood in Adults. Antioxidants (Basel). 2019 May 29;8(6):149. doi: 10.3390/antiox8060149.

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MeSH Terms

Conditions

DementiaLymphoma, FollicularAlzheimer DiseaseMalnutritionDeficiency DiseasesFrailtyMotor ActivityProtein Deficiency

Condition Hierarchy (Ancestors)

Brain DiseasesCentral Nervous System DiseasesNervous System DiseasesNeurocognitive DisordersMental DisordersLymphoma, Non-HodgkinLymphomaNeoplasms by Histologic TypeNeoplasmsLymphoproliferative DisordersLymphatic DiseasesHemic and Lymphatic DiseasesImmunoproliferative DisordersImmune System DiseasesTauopathiesNeurodegenerative DiseasesNutrition DisordersNutritional and Metabolic DiseasesPathologic ProcessesPathological Conditions, Signs and SymptomsBehavior

Study Officials

  • Massimo Venturelli, PhD

    Universita di Verona

    PRINCIPAL INVESTIGATOR

Central Study Contacts

Roberto Modena, PhD

CONTACT

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
SPONSOR INVESTIGATOR
PI Title
Associate Professor

Study Record Dates

First Submitted

April 11, 2022

First Posted

April 25, 2022

Study Start

May 1, 2022

Primary Completion

December 30, 2024

Study Completion

December 30, 2024

Last Updated

June 23, 2023

Record last verified: 2023-06

Data Sharing

IPD Sharing
Will share

All Individual participant data (IPD) collected during the trial will be available after identification. Also, Study Protocol, Statistical Analysis Plan and Informed Consent Form will be shared. The availability period will start immediately following the publication and will not end. The declared data will be shared with Researchers who provide a methodologically sound proposal to achieve this proposal's aims and for IPD meta-analysis. Request and proposal have to be sent to francesco.galli@unipg.it and massimo.venturelli@univr.it.

Shared Documents
STUDY PROTOCOL, SAP, ICF
Time Frame
The availability period will start immediately following the publication and will not end.
Access Criteria
The IPD will be shared with Researchers who provide a methodologically sound proposal to achieve this proposal's aims and for IPD meta-analysis. Request and proposal have to be sent to francesco.galli@unipg.it and massimo.venturelli@univr.it.

Locations