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Study note

Chocolate milk as a post-exercise recovery aid.

PMID 16676705 (2006): endurance, interval — VO₂max, Lactate threshold (study note for endurance athletes).

Updated Jul 22, 2026

Read the study note

Study note • PMID 16676705

Chocolate milk as a post-exercise recovery aid.

International journal of sport nutrition and exercise metabolism2006 • DOI 10.1123/ijsnem.16.1.78

How to use this page

This note summarizes one study record. Check the participants, methods, results, and limitations before applying it to training.

  • Design signal: randomized trial.
  • Population relevance: athlete/trained context.
  • Consistency: single-study evidence.
  • Practical recommendation depends on tolerance, context, and whether it protects training consistency.

ELI5

In plain language

Nine male, endurance-trained cyclists performed an interval workout followed by 4 h of recovery, and a subsequent endurance trial to exhaustion at 70% VO2max, on three separate days. (randomized trial; trained cyclists).

The abstract suggests a positive effect on VO₂max under the tested conditions. Treat this as a signal, not a guarantee; confirm methods and context in the full paper.

Takeaways

What the abstract suggests

  • Study question: Nine male, endurance-trained cyclists performed an interval workout followed by 4 h of recovery, and a subsequent endurance trial to exhaustion at 70% VO2max, on three separate days.
  • The abstract suggests a positive effect on VO₂max under the tested conditions.
  • Population: trained cyclists.
  • Protocol cues (title/abstract): 4 h • 2 h • 70% VO2max.

Protocol

Protocol (as reported)

  • Intervention/exposure: endurance, interval (vs comparison group).
  • Dose/time/duration cues in abstract/title: 4 h • 2 h • 70% VO2max.
  • Outcomes: VO₂max, Lactate threshold.
  • Replication note: abstracts often omit adherence and timing; confirm details before changing training or supplementation.

Fit

Who it may help, and who should be cautious

Who it helps

  • Athletes similar to the study population (trained cyclists) working on endurance.
  • Athletes who can measure VO₂max, Lactate threshold with a repeatable workout or time-trial effort.

Who should be cautious

  • If you have symptoms or conditions that make the intervention risky, get professional guidance.
  • If you’re near race day and can’t safely test, defer the experiment.

Methods

What the study actually did

  • Design: randomized trial.
  • Population: trained cyclists.
  • Comparator: comparison group.
  • Outcomes measured: VO₂max, Lactate threshold.
  • Protocol cues mentioned: 4 h • 2 h • 70% VO2max.
  • Source: PubMed PMID 16676705 (2006) — International journal of sport nutrition and exercise metabolism.

Results excerpt

What the abstract reports

TTE and WT were significantly greater for chocolate milk and FR trials compared to CR trial.

Note: excerpts are short; for full context, read the paper.

Limits

Limitations and bias

  • Abstract-only summaries can miss critical details (population, protocol, adherence, and context).
  • Single studies often don’t generalize to your event, history, and training load; treat results as a starting point.
  • If your context differs (elite vs recreational; cycling vs running), adjust expectations and be conservative.
  • This is performance information, not medical advice.

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