The world’s most popular central nervous system stimulant, Caffeine is ubiquitous and consumed in various forms for many different reasons. Most popularly, it’s consumed in the form of coffee, to stave off drowsiness. When taken as a supplement, a humble dose of caffeine can help boost your performance during cardiovascular activity and it’s also available as a component in weight loss mixtures. Caffeine overdosing is extremely dangerous and likely if regular dose limits are disregarded. Consult your physician regarding your recommended caffeine dosage.