Monster Energy Caffeine Content

A 16-ounce can of Original Monster Energy has 160 mg of caffeine. The caffeine in this energy drink is considered very high. Monster does not recommend this beverage for children and pregnant/nursing women due to its high caffeine content. Additionally, people with sensitivities to caffeine should not drink Monster Energy.

Monster Energy

One Can – 16 fl. oz.







Original Monster is also available in mega size. One can of Monster Energy Mega is 24 ounces. A can of Monster Mega has 240 mg of caffeine which is considered extremely high.

Monster Energy Mega

One Can – 24 fl. oz.







Monster Caffeine vs Other Beverages

The table below provides a comparison of the caffeine in Monster versus other beverages. The level of caffeine in Monster is roughly average for an energy drink. However, its caffeine is much higher than most sodas.

BeverageServing SizeCaffeine
Monster Energy16 fl. oz. 160mg
Rockstar Energy16 fl oz.160mg
NOS Original16 fl. oz.200mg
Bang Energy – Blue Razz16 fl. oz.300mg
Red Bull16 fl. oz.152mg
Coca-Cola16 fl. oz. 45mg
Pepsi16 fl. oz. 50mg
MTN Dew16 fl. oz. 72mg
Sprite16 fl. oz.0mg
Coffee (Brewed)16 fl. oz.190mg*
Black Tea (Brewed)16 fl. oz.95mg*

Monster Energy Ingredients

The caffeine in Original Monster Energy is added during the production of the beverages. You can determine this since it is listed as an ingredient on the label.

Ingredients: Carbonated Water, Sugar, Glucose, Citric Acid, Natural Flavors, Taurine, Sodium Citrate, Color Added, Panax Ginseng Extract, L-carnitine L-tartrate, Caffeine, Sorbic Acid (Preservative), Benzoic Acid (Preservative), Niacinamide (Vit. B3), Sucralose, Salt, D-glucuronolactone, Inositol, Guarana Extract, Pyridoxine Hydrochloride (Vit. B6), Riboflavin (Vit. B2), Maltodextrin, Cyanocobalamin (Vit. B12).

Image Credit – Mike Mozart/flickr