Comparison of the intestinal absorbance of three different types of hydrolyzed collagens

Comparison of the intestinal absorbance of three different types of hydrolyzed collagens: A randomized, double-blind, crossover study - Comparison of the intestinal absorbance of different types of hydrolyzed collagen

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000051452

Enrollment

Registered

2023-06-26

Start date

2023-06-26

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Healthy

Interventions

A single oral administration of 5 g hydrolyzed collagen A A single oral administration of 5 g hydrolyzed collagen B A single oral administration of 5 g hydrolyzed collagen C

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Healthy

Exclusion criteria

Exclusion criteria: 1) Under medication for chronic diseases 2) Taking medicines or dietary supplements that may affect the trial 3) Participation in any clinical trial within three months of the commencement of the trial 4) Allergic to fish, cattle, or gelatin 5) In pregnancy or nursing a child 6) Judged as ineligible by the investigators

Design outcomes

Primary

Measure	Time frame
Comparison of AUC (0-3h) after a single oral administration of three distinct hydrolyzed collagens	—

Secondary

Measure	Time frame
- Comparison of Cmax and Tmax - Comparison of AUC, Cmax, or Tmax between males and females	—

Countries

Japan

Contacts

Public ContactFumiko Higashikawa

Hiroshima University Hospital Medical Center for Translational and Clinical Research

healthy-life@hiroshima-u.ac.jp082-257-1909

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026