In April 2002, Hansen Natural Company (now Monster Beverage Corporation) released Monster Energy, an energy drink.  Monster Energy has a 35 percent market share of energy drinks in 2019, second only to Red Bull.
Monster Energy, Java Monster, Juice, Hydro, Extra Strength, Dragon Tea, Muscle, Import, and Rehab are just a few of the 39 drinks available in North America under the Monster brand.
Monster Energy is notable for supporting and sponsoring extreme sports events like as Bellator MMA, the Ultimate Fighting Championship, MotoGP, BMX, motocross, Motorcycle Speedway, skating, snowboarding, and the Monster Energy NASCAR Cup Series.
Monster presently sponsors the FIA World Rallycross Championship, the PBR: Unleash the Beast Professional Bull Riders Tour, Tiger Woods' luggage, and Lewis Hamilton's F1 helmet. The company also has a strong presence in the music industry, having promoted a number of artists such as Fetty Wap, Iggy Azalea, 21 Savage, Asking Alexandria, Anthrax, Strange Music, The Word Alive, Machine Gun Kelly, Suicidal Tendencies, Maximum the Hormone, Korn, Poppy, and Five Finger Death Punch on the Monster Energy Outbreak Tour. 
The European Food Safety Authority decided that adequate use of Monster is not a safety problem. Energy drinks have been at the forefront of health and safety concerns, with assertions that excessive consumption can lead to cardiac and psychological conditions.
Most Monster Energy drinks contain about 10 mg of caffeine per ounce (33.81 mg per 100 mL), or 160 mg for a 16 oz can. A warning label is frequently present on the package, recommending users not to consume more than 48 ounces of water each day (16 oz per day in Australia). Pregnant ladies and caffeine-sensitive individuals should avoid the beverages. Carbonated water, sucrose, glucose, citric acid, natural flavours, taurine, sodium citrate, colour added, panax ginseng root extract, L-carnitine, L-tartrate, caffeine, sorbic acid, benzoic acid, niacinamide, sodium chloride, Glycine max glucuronolactone, inositol, guarana seed extract, pyridoxine hydrochloride.