Many people rely on caffeine to help them stay alert, feel more invigorated and provide a quick "pick me up." If you are sensitive to caffeine, or are looking to cut back on caffeine as part of a healthy diet, consider caffeine free energy drinks as an alternative.

Gatorade began making sports beverages at the University of Florida in 1965 and has evolved into one of the world's leading sports nutrition and performance research companies. Gatorade's G Series offers three beverages to assist with various phases of training.

Advocare Spark Energy is an over-the-counter dietary supplement containing a blend of 21 vitamins, minerals and nutrients. The blend is designed to boost energy and mental focus in a nutritious and healthy way. Advocare Spark Energy is available in powder form to be mixed with water or another beverage between meals.

Monster Energy drinks are full of numerous ingredients that promise to increase endurance, create lasting energy and improve concentration. The effects of the beverage will vary from person to person.

The calories hiding in each standard drink can vary depending on beverage choice and the added ingredients. A standard drink is any drink that contains about 0.6 fluid ounces of "pure" alcohol, according to the National Institutes of Health. Twelve ounces of regular beer, 5 oz. of wine and a 1.5-oz.

Staying hydrated before, during and after a workout is crucial. Water is the best option to replenish your losses from sweat in workouts under 45 minutes. However, workouts exceeding 45 to 60 minutes mean you lose electrolytes as well, according to the American Council on Exercise.

Monster Energy Drinks are among the most popular drinks of a growing market of energy drinks. According to MonsterEnergy.com, Monster Energy Drinks contain 27 g sugar and an energy blend that includes caffeine, guarana, L-carnitine, inositol, glucuronolactone and maltodextrin.

Red Bull Sugar Free is an energy drink that contains all the ingredients of the original Red Bull except sugar, which is replaced by aspartame and sucralose sweeteners. According to Red Bull, Red Bull Sugar Free increases performance, metabolism and mental alertness, and it improves emotional status.

Monster Energy drinks are high caffeinated drinks that are popular among those looking for a quick energy boost, including athletes and shift workers. Monster Energy drinks are potent drinks that offer a powerful buzz. If you are sensitive to stimulants or have high blood pressure, you should avoid these drinks.

Red Bull energy drink is designed to increase performance during physical and mental exertion. Red Bull claims its products increase performance, concentration, reaction speed, and vigilance, as well as improve mood and stimulate metabolism.

One of the most popular options in the sports drink market, Powerade claims to “replenish four electrolytes lost in sweat.” The producers of Powerade also state that their drink gives a helping hand to your muscles when they’re working their hardest, while also boosting metabolism.

The market is rife with energy drinks that claim to provide you the best workout, especially with morning workouts. However, before choosing a workout drink, it is important to consider the ingredients.