The eyes are organs of the visual system in the human body. They provide vision to all living organisms, the ability to receive and process visual information and to perform a number of photo response functions that are not dependent on vision. Light is detected by the eyes, which transform it into electrochemical impulses in neurons. Eye health is closely related to overall health and several nutrients are vital for eyes. These nutrients aid in the maintenance of eye function, shield the eyes from damaging light and slows the progression of age-related degenerative disorders. There are various supplements that are beneficial for eye health, such as omega-3 fatty acids, zeaxanthin, lutein, vitamin C, vitamin B1, zinc, etc. This book aims to shed light on the recent researches on the role of nutrition for the eye. It consists of contributions made by international experts. This book will serve as a reference to a broad spectrum of readers.