Orexin replacement therapy research is still in its early phases. Scientists are testing it on dogs with narcolepsy.

Orexin increases activity in certain areas of the brain to increase concentration and wakefulness. Orexin reacts with norepinephrine neuron receptors.

Orexin increases activity in certain areas of the brain to increase concentration and wakefulness. Orexin reacts with norepinephrine neuron receptors.

Yes. But it's disgustingly expensive. $350.00/mg.

Orexin has a key function in human neurology and physiology. It is a regulator in and around the hypothalamus which affects one's hunger, fatigue and general arousal. Though its quantity in our anatomy is far less than that of of other neurotransmitters, its role is no less important.