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CompletedNCT05022732Updated Aug 26, 2021

Polyglucosamine L112 in Overweight and Obese Subjects

An interventional study of Polyglucosamine L112 and Placebo in Obesity, sponsored by Azienda di Servizi alla Persona di Pavia. Completed at 1 site in Italy. Open to participants aged 18 Years to 65 Years, including healthy volunteers. Per ClinicalTrials.gov, last updated 2021-08-26.

Sponsored by Azienda di Servizi alla Persona di Pavia · Not applicable, Interventional, and Treatment

From the registry’s dates

  • Registered 1 year 3 months after the study started (first participant enrolled May 2020, registered Aug 2021).
Phase
Not applicable
Study type
Interventional
Enrollment
150
Allocation
Randomized
Ages
18 Years to 65 Years
Sex
All
01

Study summary

This research proposes as its main purpose to evaluate the effectiveness of the intake of Polyglucosamine at a dose of 3 g / day on weight loss in a group of subjects suffering from overweight and mild obesity (BMI between 25 and 32 kg / m2). and with weight> 75 kg

02

Conditions studied

  • Obesity

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Keywords

  • Obesity
  • Polyglucosamine
  • Body composition
  • Inflammation
03

In context

Overweight

3,670 studies on the registry are indexed under Overweight; 850 are open to participants now.

This study's enrollment of 150 is above the median of 73 across 3,175 interventional studies indexed under Overweight.

Browse Overweight studies →

Lead sponsor

Azienda di Servizi alla Persona di Pavia is the lead sponsor of 27 studies on the registry; 4 are open to participants now.

Counted across the registry records on this site, refreshed daily.

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Who can participate

Ages eligible
18 Years to 65 Years
Sexes eligible
All
Accepts healthy volunteers
Yes

Inclusion criteria

  • weight > 75 Kg
  • absence of previous diet therapy attempts
  • no fluctuation of at least 3 kg in the previous 3 months
  • Beck Depression Inventory score \< 20 pt
  • Binge Eating Scale score \< 27 pt

Exclusion criteria

Exclusion Criteria:

  • allergy to shellfish
  • pregnancy or breast feeding
  • presence of cardiopathies, nephropathies, liver diseases, bronchopneumopathies, haemopathies, dermopathies, chronic-degenerative diseases of the Central Nervous System
  • presence of active peptic ulcer, ulcerative colitis, Crohn's disease, celiac disease, inflammatory bowel disease
  • symptomatic cholelithiasis
  • previous or current neoplasms
  • epilepsy
  • obesity secondary to endocrinopathies or genetic syndromes
  • significant motor disability or mental retardation
  • major depressive disorder, bulimia, panic disorder, obsessive-compulsive disorder, post-traumatic stress disorder, bipolar disorder (I or II), schizophrenia
  • previous history or current diagnosis of drug abuse or alcoholism
  • changing in smoking habits or quitting smoking in the last 6 months
  • current use or in the last 3 months of psychoactive drugs or current use or in the last 12 months of drugs affecting body weight or appetite
05

Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Double (Participant, Investigator)
Enrollment
150 participants (actual)

Study arms

  • Placebo comparator
    Control formula

    Excipients and gum arabic in tablet

    Combination Product: Placebo

  • Active comparator
    Experimental formula

    Polyglucosamine L112 (750 mg of chitosan for tablet formulated with ascorbic acid and tartaric acids in the relative proportions of 91-6-3% with the addition of formulating excipients)

    Dietary Supplement: Polyglucosamine L112

Interventions

  • Dietary supplementPolyglucosamine L112

    750 mg of chitosan for tablet formulated with ascorbic acid and tartaric acids in the relative proportions of 91-6-3% with the addition of formulating excipients

  • Combination productPlacebo

    excipients and gum arabic

06

What researchers measure

Primary outcomes

  1. Changes on anthropometric measures

    Body weight (Kg)

    Time frame: Changes from baseline anthropometric measures at 90 days

Secondary outcomes

  1. Changes on lipid profile

    Total Cholesterol (mg/dl), High Density Lipoprotein Cholesterol (mg/dl), Low Density Lipoprotein Cholesterol (mg/dl), Triglycerides (mg/dl)

    Time frame: Changes from baseline lipid profile at 90 days

  2. Changes on insulin resistance

    Homeostasis Model Assessment (pt) for evaluate insulin resistance il \> 2,4

    Time frame: Changes from baseline insulin resistance at 90 days

  3. Changes on Carbohydrate profile

    Glycemia (mg/dl)

    Time frame: Changes from baseline Carbohydrate profile at 90 days

  4. Changes on Carbohydrate profile

    Insulin (mcU/ml)

    Time frame: Changes from baseline Carbohydrate profile at 90 days

  5. Changes on safety

    Aspartate aminotransferase (IU/l), alanine aminotransferase (IU/l)

    Time frame: Changes from baseline safety at 90 days

  6. Changes on safety

    Gamma glutamyl transferase (U/I)

    Time frame: Changes from baseline safety at 90 days

  7. Changes on safety

    Creatinine (mg/dl)

    Time frame: Changes from baseline safety at 90 days

  8. Changes on anthropometric measures

    Waist circumference (cm)

    Time frame: Changes from baseline anthropometric measures at 90 days

  9. Changes on anthropometric measures

    Body Mass Index (Kg/m2)

    Time frame: Changes from baseline anthropometric measures at 90 days

  10. Changes on body composition

    Free Fat Mass (g), Fat Mass (g), Visceral Adipose Tissue (g)

    Time frame: Changes from baseline body composition at 90 days

  11. Changes on oxidative stress

    Reactive Oxygen Species (CARR U)

    Time frame: Changes from baseline oxidative stress at 90 days

  12. Changes on oxidative stress

    Total Antioxidant Capacity (ORAC U)

    Time frame: Changes from baseline oxidative stress at 90 days

07

Study locations

1 site
  • Azienda di Servizi alla Persona
    Pavia, 27100, Italy
08

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Aug 26, 2021, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
09

Registry details

Key details

Study ID
NCT05022732
Lead sponsor
Azienda di Servizi alla Persona di Pavia
Responsible party
Sponsor
First posted
Aug 26, 2021
Start date
May 5, 2020
Primary completion
Aug 5, 2020
Completion
Aug 19, 2021
Last update
Aug 26, 2021

Study contacts

Mariangela Rondanelli
principal investigator · Fondazione Casemiro Mondino

Oversight

FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Aug 2021. You cannot join it, but the record below documents what was studied.

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