Amazon has a 24-pack of 8 oz. V8 +Energy Drinks (Strawberry Banana) for $16 - 5% off with Subscribe & Save (cancel anytime) - 18% off coupon (check “Save an extra” box, eligible on first S&S order for this product) = $12 with free shipping on $35+ or with Prime. Pomegranate Blueberry is $13 after coupon, S&S. 

Each can contains 80mg of caffeine from green tea plus a combined 1 serving of vegetables and fruit.