時間制限の食事は,抵抗力訓練を受けた個体における脂肪質のわずかな減少を示している: 体系的なレビューとメタ解析
Amanda Melgarejo Ali1, Gabriel Peres Messenburger1, Lucas das Neves Collares1
1College of Nutrition, Federal University of Pelotas, Pelotas, RS, Brazil.
Nutrition research (New York, N.Y.)
|February 13, 2026
まとめ
時間制限食 (TRE) は,体量指数,体脂肪率,および抵抗訓練を受けた個体における脂肪量を減らす可能性を示しています. しかし,全身量および無脂肪量への影響は有意ではなく,さらなる研究が必要であった.
科学分野:
- 栄養科学 栄養学 栄養科学は,栄養学が,栄養学が,栄養学が,栄養学が,栄養学が,栄養学が,栄養学が,栄養学が,栄養学が,栄養学が,栄養学は,栄養学が,栄養学は,栄養学は,栄養学は,栄養学は,栄養学は,栄養学は,栄養学は,栄養学は,栄養学は,栄養学は
- 運動生理学 運動生理学
- メタボリック・ヘルス (代謝の健康)
背景:
- 人気のある断続的な断食方法である時間制限食 (TRE) は,レジスタンストレーニングに従事する個人の体組成に及ぼす影響に関する堅実な証拠がありません.
- TREの影響を理解することは,アスリートやフィットネス愛好家の栄養戦略を最適化するために不可欠です.
研究 の 目的:
- 抵抗力訓練を受けた成人の体組成結果に対する時間制限の食事の影響を体系的にレビューし,メタ分析する.
- TREが体量,BMI,脂肪量,無脂肪量,体脂肪率に与える影響を評価する.
主な方法:
- 総合的なデータベース検索を通じて特定されたランダム化比較試験 (RCT) の体系的レビューとメタ解析.
- 含有基準は,レジスタンストレーニングを行う成人に焦点を当て,TRE (8〜10時間の食事窓) を習慣的な食事と比較しました.
- バイアスのリスクと証拠の確実性は,それぞれRoB 2およびGRADEのアプローチを使用して評価されました.
主要な成果:
- TREが全身量や脂肪のない体重に有意な影響を及ぼすことは観察されなかった.
- 体重指数 (BMI),体脂肪率 (BF%),脂肪質量 (FM) の有意な減少が見られた.
- プール分析では,BMI,BF%,FMの小さいが統計的に有意な減少を示した.
結論:
- 制限された時間での食事は,抵抗力訓練を受けた個人の間で,BMI,体脂肪,および脂肪質の控えめな減少につながる可能性があります.
- 現在のエビデンスは,限られた数の小型,短期間のRCTに基づいているため,慎重に解釈する必要があります.
- これらの発見の臨床的意義と一般化性を確認するために,標準化されたTREプロトコルを持つより大規模で高品質のRCTが必要です.
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