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A muscular athlete in a modern gym performing a powerful deadlift, with intense focus and determination on their face. Sweat glistens on their skin as they grip a loaded barbell. In the foreground, a glass of deep red beet juice sits on a sleek counter, with fresh beetroot slices arranged nearby. The background features state-of-the-art gym equipment with soft lighting creating dramatic shadows. Overlaid translucent graphics show testosterone and cortisol molecular structures floating in the air, with upward arrows for testosterone (in vibrant green) and downward arrows for cortisol (in calming blue). The overall color palette combines deep reds from the beets, metallic grays from the gym equipment, and energetic greens and blues from the hormone visualizations, creating a scientific yet powerful atmosphere that represents the intersection of nutrition science and athletic performance.

テストステロンを最大化しコルチゾルを抑える科学的根拠：ベタインがトレーニングホルモンに与える影響

BY DR. GYMBRO · 2026年3月11日

最新の研究では、ベタインの摂取がテストステロンを顕著に上昇させ、同時に運動後のコルチゾル上昇を抑制することが示されています。ビーツやほうれん草に含まれるこの自然由来化合物は、1日あたり約2.5 gの摂取で筋力・体組成・回復力の向上が期待でき、トレーニング後のホルモンバランスを最適化する数少ないサプリです。