PrediabetesNutrition & Diet
Resumen de Investigación

Carob concentrate may improve blood sugar markers in prediabetes

Moderate confidence
Some Concerns bias
Última actualización 15 de junio de 2026

Conclusión Clave:

This trial tested a carob-based liquid concentrate in people with confirmed prediabetes. After 90 days, the supplement group had better HbA1c, glucose responses, and insulin-related markers than the placebo group, with no adverse effects reported.

Estudio de un Vistazo

Qué se estudió

A carob-derived liquid concentrate for glucose metabolism in adults with prediabetes

Participantes

Young Adult (19–39), Middle Aged (40-64)

Male, Female

with Prediabeteswith Insulin Resistance

Intervención

Carob liquid concentrate

Resultados

HbA1c, Fasting blood sugar (FBS), Postprandial glucose, Glucose iAUC (OGTT), Fasting insulin levels, Insulin resistance, Insulin sensitivity, Adverse events incidence

Financiamiento

No Patrocinado por la Industria

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Efectos Principales

Carob concentrate ↓ HbA1c and glucose levels versus placebo

Carob concentrate ↓ fasting insulin and insulin resistance markers within the experimental group

Carob concentrate ↓ OGTT glucose AUC, insulin AUC, and glucose peak within the experimental group

Resumen de Evidencia

InterventionOutcomeMeasured ChangeStudy Effect
Supplements
Carob liquid concentrate
(Supplements)
Safety
Adverse events incidence
(Safety)
Decrease
Limited
Supplements
Carob liquid concentrate
(Supplements)
Glycemic Control
Fasting blood sugar (FBS)
(Glycemic Control)
Decrease
Mixed
Supplements
Carob liquid concentrate
(Supplements)
Metabolic Health
Fasting insulin levels
(Metabolic Health)
Decrease
Limited
Supplements
Carob liquid concentrate
(Supplements)
Glycemic Control
Glucose iAUC (OGTT)
(Glycemic Control)
Decrease
Mixed
Supplements
Carob liquid concentrate
(Supplements)
Glycemic Control
HbA1c
(Glycemic Control)
Decrease
Mixed
Supplements
Carob liquid concentrate
(Supplements)
Metabolic Health
Insulin resistance
(Metabolic Health)
Decrease
Limited
Supplements
Carob liquid concentrate
(Supplements)
Metabolic Health
Insulin sensitivity
(Metabolic Health)
Increase
Limited
Supplements
Carob liquid concentrate
(Supplements)
Glycemic Control
Postprandial blood glucose
(Glycemic Control)
Decrease
Mixed

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keep in mind

Tener en Cuenta

  • Small sample size with 52 total participants Short intervention duration of 90 days Methods and results excerpts were limited in the prompt, so several details remain unclear Findings focus on surrogate metabolic markers rather than diabetes incidence
between the lines

Entre Líneas

  • Small sample size with 52 total participants Short intervention duration of 90 days Methods and results excerpts were limited in the prompt, so several details remain unclear Findings focus on surrogate metabolic markers rather than diabetes incidence

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