Cluster Dextrin (Highly Branched Cyclic Dextrin)
Energy & sports performanceFunction & benefits
A highly branched carbohydrate with a large molecular weight and low osmolality that leaves the stomach quickly with less heaviness; an animal study suggests it supports endurance, and a recent human trial suggests it supports muscular performance during resistance training.
Dosage & how to use
| Recommended dose | 25–50 g dissolved in 500–750 ml of water |
| Best time to take | Sipped during or right after training |
| Frequency | On days of long or hard training |
Best forms to choose
Pure soluble cluster dextrin (HBCD) powder.
Important warnings
A source of calories and sugar; meant for people doing long or hard physical work
Use with care if you have diabetes or insulin resistance, and monitor your blood sugar
Drug interactions
Diabetes medication and insulin doses may need adjusting.
Related supplements
- L-Citrulline (Malate 2:1)Energy & sports performance
- Electrolytes (Sodium, Potassium, Magnesium)Energy & sports performance
- Caffeine AnhydrousEnergy & focus
- Pre-Workout FormulaEnergy & fitness
Scientific references
- Takii H et al. Biosci Biotechnol Biochem 1999 — PMID: 10664836
- Morenas-Aguilar MD et al. Clin Nutr ESPEN 2025 — PMID: 39644922
Content last updated: 17 October 2026 · Based on published sources and research (EFSA / NIH / PubMed)
⚖️ Medical disclaimer: The information and data provided here are for health education and nutritional guidance only. They are not a medical diagnosis and never replace a direct consultation with your doctor or pharmacist. Always consult your doctor before starting any supplement, especially during pregnancy or breastfeeding or when taking long-term medication.