From the closing abstract passage
“Carbohydrate ingestion during high-intensity exercise can therefore enhance performance.- For exercise lasting 1 to 2.5 hours, athletes are advised to ingest 30-60 g of…”
A short excerpt, not the complete finding. Read the linked abstract for the comparison, measurements and context.
Publication details
- Record
- PubMed 25970669
- Publication types
- Review
- Indexed subjects
- Dietary Carbohydrates · Glucose · Dietary Proteins · Exercise · Nutritional Requirements
- Source record checked
- 2026-10-18
Publication type and subject indexing describe the record; they are not a quality grade or proof of a benefit. An abstract does not replace a review of the full methods and results.
Adaptive AI coach for iPhone
Meet your adaptive AI coach.
Tell your coach what you are training for. It builds the plan, follows the work you complete, and adapts upcoming training when recovery, your schedule, or real life changes.
Keep going
Performance Science Lab
Research summaries for endurance athletes, with study context, practical protocols, and clear limitations.
Open guideFueling performance research
Fueling is performance, not just health: the right carbs at the right time change outcomes.
Open guideCarbohydrate fueling for long runs: a protocol you can practice
Evidence-informed protocol: Carbohydrate fueling for long runs: a protocol you can practice. Practical steps, who it helps, and what to watch out for.
Open guide