How does the caffeine in GU Energy Gel help me? GU Energy Gel comes in both caffeinated and non-caffeinated flavors. Strawberry Banana, Lemon Lime, Peanut Butter, and Root Beer do not have any caffeine in them.
Gas gangrene is most often caused by a bacterium called Clostridium perfringens. It also can be caused by group A streptococcus, Staphylococcus aureus, and Vibrio vulnificus.
The bacterial infection produces toxins that release gas â hence the name gas gangrene â and cause tissue death. Like wet gangrene, gas gangrene can be life-threatening. Internal gangrene. Gangrene affecting one or more of your organs, such as your intestines, gallbladder or appendix, is called internal gangrene.