These Health Warrior Chia Bar 15-Packs, originally $14.97, drop to as low as $7.32 when you click the on-site coupon at Amazon. Use the drop-down menu to select your flavor of choice. Prices vary based on each flavor. Amazon Prime members will get free shipping. This price breaks down to just $0.48 per bar, which is the best price we could find anywhere. If you do not have a Prime account, you can sign up for a free Prime trial. Otherwise, shipping adds $5.99. Each bar has only three grams of sugar. Sales tax is charged in most states.