Permeation Enhancer-based Ionogel Shows Remarkable Potential for Oral Insulin Delivery.

Raptis, Konstantinos et al.·Advanced healthcare materials·2025·low-moderateAnimal StudyAnimal Study
RPEP-13206Animal Studylow-moderate2025RETHINKTHC RESEARCH DATABASErethinkthc.com/research

Quick Facts

Study Type
Animal Study
Evidence
low-moderate
Sample
N=Not specified (animal study)
Participants
Animals (species not specified in abstract)

What This Study Found

A choline decanoate-based ionic liquid gel formulation enabled sustained oral insulin absorption in vivo, showing promise for replacing insulin injections.

Key Numbers

Choline decanoate 1:2 ratio; gel-like rheology; slow in vitro dissolution; sustained in vivo insulin absorption.

How They Did This

Ionic liquid synthesis, rheological characterization, in vitro dissolution, and in vivo oral insulin absorption studies in animals.

Why This Research Matters

Oral insulin delivery has been a goal for decades. This gel-like formulation uses a permeation enhancer ionic liquid to overcome the gut absorption barrier for peptide drugs.

What This Study Doesn't Tell Us

Animal study. Bioavailability compared to injected insulin not quantified in abstract. Long-term GI safety of ionic liquid unknown. Scale-up challenges.

Trust & Context

Original Title:
Permeation Enhancer-based Ionogel Shows Remarkable Potential for Oral Insulin Delivery.
Published In:
Advanced healthcare materials, 14(20), e2500946 (2025)
Database ID:
RPEP-13206

Evidence Hierarchy

Meta-Analysis / Systematic Review
Randomized Controlled Trial
Cohort / Case-Control
Cross-Sectional / Observational
Case Report / Animal StudyOne case or non-human subjects
This study

Tests effects in animals (usually mice or rats), not humans.

What do these levels mean? →

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Cite This Study

RPEP-13206·https://rethinkpeptides.com/research/RPEP-13206

APA

Raptis, Konstantinos; Heade, Joanne; Cunha, Cristiana; van de Weert, Marco; Saaby, Lasse; Rønholt, Stine; Nielsen, Hanne Mørck. (2025). Permeation Enhancer-based Ionogel Shows Remarkable Potential for Oral Insulin Delivery.. Advanced healthcare materials, 14(20), e2500946. https://doi.org/10.1002/adhm.202500946

MLA

Raptis, Konstantinos, et al. "Permeation Enhancer-based Ionogel Shows Remarkable Potential for Oral Insulin Delivery.." Advanced healthcare materials, 2025. https://doi.org/10.1002/adhm.202500946

RethinkPeptides

RethinkPeptides Research Database. "Permeation Enhancer-based Ionogel Shows Remarkable Potential..." RPEP-13206. Retrieved from https://rethinkpeptides.com/research/raptis-2025-permeation-enhancerbased-ionogel-shows

Access the Original Study

Study data sourced from PubMed, a service of the U.S. National Library of Medicine, National Institutes of Health.

This study breakdown was produced by the RethinkPeptides research team. We analyze and report published research findings without making health recommendations. All interpretations are based solely on the published abstract and study data.