Right now, you can order a True Lemon Bulk Pack (500 Count) for only $12.62 ($0.03 each). Get FREE Super Saver shipping on orders of $25 or more (or with Amazon Prime). I love adding these to my water for a lemony taste.
Be sure to check out all the Amazon deals that I've been posting for some great deals
Please note: Amazon prices tend to change quickly, so be sure to check the price before you buy.