Uses complex carbohydrates for sustained energy without a sugar rush. Flavors include Vanilla Bean, Chocolate Outrage, Orange Burst, Just Plain, Tri Berry, and Banana Blitz. The Just Plain tastes sweet without any flavor but a hint of imagined vanilla. Some flavors have caffeine (the equivalent of 1/5 a cup of coffee) except for the the stronger Espresso flavor and several flavors that don&#39;t have caffeine.Basing its energy on complex carbohydrates and keeping simple sugars low, Carb-BOOM is much more refreshing than the cloying, intense sugar goo of most energy gels. Give it a try, you may love it. Comes in Vanilla Orange (caffeine), Strawberry Kiwi, Banana Peach, and Apple Cinnamon in 1.4 ounce foil packets. Also comes in &#34;big boom&#34; size for refilling a gel flask.Eighty percent complex carbohydrates, 20% simple carbohydrates for quick and sustained energy. Chocolate, Tangerine and Strawberry Banana contain a blend caffeine, kola nut extract and ginseng. Tangerine is double caffeinated. Vanilla, Lemon Lime and Tropical Fruit are caffeine free.<p>Decaf flavors Mmm\u0085 Chocolate, Razz Sorbet and Viva Vanilla, caffeinated flavors Mocha Mocha and Sonic Strawberry (equivalent of 1/2 cup of coffee). The package has a &#34;litter leash&#34; to keep the tab attached.</p>Natural honey with electrolytes and vitamins - it has a low glycemic index and so it gives you sustained energy without the sugar bonk. Comes in honey flavor, mint, and Ginsting with caffeine and ginseng.