Groupon is offering this Optimum Nutrition Essential Amino Energy Chewables for $9.99 plus $2.99 shipping. Sales tax where applicable. This deal expires on 2/23 or while supplies last.

Why this deal is hot:
These energy chewable tablets are 75% off the retail price and is the best deal found.

Features 75-count bottle in fruit punch or orange pineapple. Contains 100 mg of caffeine and only 10 calories.