Taurine is an amino acid — that is, an organic compound used to make proteins. There are hundreds of amino acids that exist in nature, but only nine are essential for human life.

Form bile salts in the liver, which help with digestion.
Taurine is the most abundant amino acid in your retinas and seems to help protect them against degenerative diseases.

Caffeine is a natural stimulant most commonly found in tea, coffee, and cacao plants.

It works by stimulating the brain and central nervous system, helping you stay alert and prevent the onset of tiredness.
Caffeinated soft drinks hit the market in the late 1800s and energy drinks soon followed.

Ginseng has been used in Asia and North America for centuries. Many use it to improve thinking, concentration, memory and physical endurance.

It’s also utilized to help with depression, anxiety and as a chronic fatigue natural treatment. This well-known herb is known to boost the immune system, fight infections and help men with erectile dysfunction.