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Unreconstituted powder can be stored at room temperature but maintains longer stability when refrigerated

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Temperature proves the dominant factor affecting degradation rates - every 10C increase doubles degradation speed, making refrigeration at 2-8C essential for all reconstituted solutions and beneficial for extending powder shelf life beyond basic 12-18 month refrigerated baseline

Neuroprotection through rapamycin-induced activation of autophagy and PI3K/Akt1/mTOR/CREB signaling against amyloid--induced oxidative stress, synaptic/neurotransmission dysfunction, and neurodegeneration in adult rats

These are typically described as brief awareness of heartbeat or occasional extra beats rather than sustained rapid heart rate or dangerous arrhythmias