Free Jamba Juice On Aug 6th 08/03/2014 by Nina FTM may earn a small commission via affiliate links in this post. Read our full disclosure policy here. Jamba Juice is giving Free 12 oz Juice on Aug 6th at 9.00am to 11.00am. No purchase necessary. Juice selection may vary store to store. Other Posts You Might Like:Philly Pretzel Factory: FREE Pretzel On 4/26!3 Months of Amazon Music Unlimited for FreeFree 30-Day Trial Of Amazon Prime + Free 2-Day Shipping2023 Veterans Day Free Meals and DealsFree M&M's Delivered to Your Door on Halloween