

metabolic control
blood sugar level
recovery
performance
heart energy
cognition
In human studies, lactate and ketone intake are shown as crucial energy supplies for the heart and vasculature. In cases of chronic heart failure, intake results in extra circa 2 L per min in cardiac output.
Science
The effect of lactate and BHB thought to be a combination of vasodilatation and increased contractility of the heart in combination with an increased heart rate by stimulation of G-protein coupled receptors. No increase in blood pressure is seen.