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From the cardiovascular system: tachycardia, arrhythmia, bradycardia, transverse heart block, cardiac arrest, peripheral vasodilation, collapse, pain in the heart, increased or decreased blood pressure, slowed heart conduction

, and this route of absorption is unaffected in patients with pernicious anemia

It also boosts VEGF (vascular endothelial growth factor), improving blood flow and nutrient delivery to active follicles

Community reports on AnabolicMinds and Reddit are split between "I felt nothing on oral capsules" and "this works as well as cardarine," and the published bioavailability concern is the simplest explanation for the variance