Amazon has Labrada Nutrition Charge! SuperShot Natural Healthy Energy, 2.5-Ounce Single Shot 6 pack with Zero Sugar for $2.65 or as low as $2.25 with Subscribe & Save and 5 subscriptions.
Subscriptions can be cancelled after items ship and qualify for free shipping. These typically go for about $12-15.
https://www.amazon.com/dp/B0036FFCZE/