Unlike synthetic caffeine, which is produced in a lab, natural caffeine is a type of caffeine that occurs naturally in foods such as coffee, tea, and chocolate.
Foods that contain natural caffeine often provide nutrients and other beneficial compounds that foods containing synthetic caffeine do not usually provide, and these foods and drinks also tend to be lower in potentially harmful compounds. Natural caffeine effect has diuretic, strong heart, antipyretic analgesia, relieve depression, eliminate fatigue and so on.

• Appearance: White to pale-yellow crystals