AREAS OF INTEREST: ENERGY BARS, ENERGY DRINKS, GU, CARBOHYDRATES, ENERGY, PROTEIN, NUTRITION. by: Tom Seabourne Ph. different Different sports bars and drinks have various functions. Some provide simple sugar for quick energy. Others contain complex carbohydrates and protein for energy, growth, and repair. A few comprised of 30 percent fat tout … [Read more...] about A BAGEL IS NO WORSE THAN MOST ENERGY BARS, AND KOOLAID IS BETTER THAN SOME ENERGY DRINKS.