Cell Biology

2 articles

October 12, 2026 · 11 MIN

Betaine (TMG) as a Cellular Osmolyte: How Trimethylglycine Boosts Power and Hydration

Betaine trimethylglycine functions as a cellular osmolyte that protects cells from dehydration stress at the molecular level, while delivering measurable ergogenic benefits including 5% greater power output and improved body composition. Learn the science of dosing, food sources, and hydration synergy for endurance athletes.

Hydration

October 10, 2026 · 11 MIN

Aquaporin Channels: How Cellular Hydration Shapes Athletic Performance

Aquaporin water channels regulate the speed and efficiency of cellular hydration in athletes, influencing everything from thermoregulation to muscle contractility. Understanding how exercise modulates AQP1-4 expression reveals why hydration strategy must account for biology beyond simple fluid volume.

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