GU Chomps Cranberry Apple - 16 packets, like any other GU Energy products, has great beneficial nutrients to boost your energy for your daily activities. It contains minerals and antioxidants like Vitamin C and E for electrolyte balance and stronger muscles. For those who want to support their body endurance and faster recovery, this product’s amino acids surely help. It also has a good combination of simple and complex carbohydrates. Each packet of this product provides you a maximum of two hours of added energy. It is gluten-free. For best results, it is suggested to take this with lots of fluid.