Free Mambo Sprouts Coupon BookI’m sorry you missed this freebie, but please check more Free Samples currently available. Request a free Mambo Sprouts Coupon Book by mail for the first 50,000 people to request one. They will mail out coupons in October. While you’re waiting you can still access printable coupons for natural products to help you save money at the grocery store. There are lots of gluten-free products in the list too! Thanks goes to Megs for sharing!