Proof of purchase on a single invoice is required to redeem free goods, must be of equal or lesser value than the purchased product. To redeem, email your invoice and requested free goods to promo@vitanorthamerica.com. Please allow up to 2 weeks for processing. Valid in the USA only. Cannot be combined with any other promotions or discounts. No cash value. VITA North America reserves the right to modify or discontinue this offer at any time without notice.