Highly Branched Cyclic Dextrin

Performance · Evidence: Moderate · Importance: Low

Premium carb source for intra-workout fuel, often easier on digestion.

What the evidence says

Limited comparative evidence over regular carb sources.

Typical dose & timing

Dose: 20–50 g intra-workout

Timing: Intra-workout.

Role in a stack

Premium carb fuel.

Redundancy check: Redundant with regular carb powder unless digestion is a concern.

Cautions & safety

Expensive. Not necessary for most users.

Low GI side effects is the main advantage over dextrose.

Best for

long sessions · high-volume training · GI-sensitive users

Source-verified products

Real products in this category, ordered by review count. Each price and rating comes from the product's own page, recorded 2026-07-29 — follow the link for current values. Links go to the product's source page and never affect this ranking.

• EFX Sports Karbolyn Fuel
  EFX Sports · $19.94 · 4.7/5 (1353 ratings) · mid tier
• NOW Foods Sports Carbo Gain
  NOW Foods · $11.58 · 4.6/5 (1120 ratings) · mid tier
• NOW Foods Real Food Dextrose
  NOW Foods · $7.87 · 4.6/5 (710 ratings) · budget tier
• NutraBio Super Carb
  NutraBio · $44.99 · 4.7/5 (317 ratings) · premium tier
• EFX Sports Karbolyn Hydrate
  EFX Sports · $44.99 · 4.8/5 (300 ratings) · premium tier
• EVLution Nutrition ElectroCarb
  EVLution Nutrition · $34.99 · 4.8/5 (267 ratings) · premium tier
• Feral Creamy Rice (30 servings)
  Feral Supplements · $27.49 · 4.9/5 (149 ratings) · mid tier
• ALLMAX CARBION+ with Electrolytes
  ALLMAX · $17.41 · 4.7/5 (148 ratings) · budget tier
• Nutricost Maltodextrin
  Nutricost · $17.41 · 4.7/5 (99 ratings) · mid tier
• Nutricost Dextrose
  Nutricost · $4.85 · 4.9/5 (53 ratings) · budget tier
• BPN G.1.M Sport+
  BPN · $39.99 · 4.9/5 (24 ratings) · premium tier
• Metabolic Nutrition GlycoLoad
  Metabolic Nutrition · $17.41 · 4.6/5 (18 ratings) · mid tier

References

• Highly branched cyclic dextrin compared to other carbohydrate sources for exercise. Food Chemistry (2016)
  Cyclic dextrin shows lower gastric emptying time than maltodextrin in some studies, potentially reducing GI discomfort during training. Evidence is limited compared to standard carb powders.