How Post-Training Carb Ingestion Affects Subsequent Workout Performance (SOGF 2)

TL;DR

This study examines the effects of different carbohydrate combinations on cycling performance, finding no significant differences in performance outcomes.

Transcript

In this study, we're looking at just performance. So it's, uh, we're gonna talk about it, but it's basically a regular TT. So you're saying that, um, with the studies with the data section today, suggest today is if you're doing two longer workouts or maybe we're going to do to Cape Epic this year, or if you're doing the tour de France, or you're d... Read More

Key Insights

• 💦 Carbohydrate intake during longer workouts or events like stage races can be beneficial when exhaustion is the limiter.
• ✋ The glycogen depletion protocol used in the study involved high-intensity interval training to deplete glycogen stores.
• 🥺 Different combinations of carbohydrates did not lead to significant differences in performance outcomes.
• 🔡 Blood glucose levels were significantly lower in some participants who consumed fructose, leading to hypoglycemia in one case.

Questions & Answers

Q: What was the purpose of the study?

The study aimed to investigate the effects of carbohydrate intake on cycling performance during time trials.

Q: What were the two carbohydrate combinations tested?

Participants were given either a combination of fructose and maltodextrin or a combination of dextrose and maltodextrin.

Q: Did the study find any differences in performance outcomes?

No, the study found no significant differences in performance between the different carbohydrate combinations.

Q: Were there any notable findings regarding blood glucose levels?

In some cases, blood glucose levels were significantly lower when fructose was ingested, leading to hypoglycemia in one participant.

Summary & Key Takeaways

• The study looked at the impact of carbohydrate intake on cycling performance, specifically during time trials.

• Participants underwent a glycogen-depletion protocol followed by carbohydrate intake and then completed a time trial.

• The study found no significant differences in performance between different carbohydrate combinations.