Free T3 [Mass/Vol]
Free T3 is the active thyroid hormone—the one that actually hits your cells and turns up metabolism, energy, fat-burning, and brain function. It’s converted from T4 and is far more powerful. Low Free T3 is one of the most common patterns behind fatigue, weight gain, brain fog, and cold intolerance, especially in high-stress or under-recovery states. It’s your real-world metabolic throttle.solve real problems with clean design and honest materials.
$11.36 USD