Monster likely changed its classification from dietary supplement to energy drink back in 2014 because of the reports of people dying from caffeine-related issues (dietary supplements don't have a caffeine limit, whereas sodas do). I wish I was being hyperbolic: "The law defines dietary supplements in part as products taken by mouth that contain a 'dietary ingredient.' Dietary ingredients include vitamins, minerals, amino acids, and herbs or botanicals, as well as other substances that can be used to supplement the diet." Heck yeah, Monsters have all of these things! They're basically vegetables, right? These days, Monster's labelled as an "energy drink"-the definition of which seems to be as elusive. However, Monsters used to be considered "dietary supplements." The FDA loosely defines a dietary supplement as. When you think of a "dietary supplement," you might think of things that you buy at places like Whole Foods that make grandiose promises. It Used to be Labelled as a "Dietary Supplement" Of course, the nutrition section reveals the ingredients, but we're still at a loss to adequately describe the extracts used to flavor most products.Ĩ. That's right, for many Monster products, your guess is as good as mine as to what flavors the drink contains. And speaking of flavors, while Monster offers several, they're unique in that. Same great Monster taste but with zero calories and zero sugar. With flavors from vanilla to peach to Hawaiian Kona coffee, you're bound to find a beverage that satisfies. Maxx (made with nitrous oxide flavors include: Super Dry, Eclipse, and Solaris).Hydro (The thirst-quenching line includes: Tropical Thunder, Purple Passion, Blue Ice, Zero Sugar, Mean Green, and Manic Melon).Muscle (has added protein, come in chocolate and vanilla).Java (Coffee-based Mean Bean, Loca Mocha, Kona Blend, Irish Blend, Vanilla Lite, Salted Caramel, Espresso Monster: Cream, Espresso Monster: Vanilla, and Caffe Monster in Vanilla, Mocha, and Caramel).Juice (Juice-based Khoas, Pipeline Punch, Ripper, and Mango Loco).Ultra ("lighter-tasting" zero-calorie versions includes: zero, blue, red, sunrise, citron, black, and violet-the names are legitimately just colors).Rehab (Teas-based includes: white dragon tea, lemonade, peach tea, pink lemonade, orangeade, and raspberry tea).Regular Monster (varietals include low-carb, Assault, and Absolutely Zero).