*KLFRIEND20 is valid through July 5th, 2021 11:59pm PST or while supplies last. Receive 20% off your purchase of $50+ before tax and shipping costs are calculated. Must enter code KLFRIEND20 in shopping cart to redeem the offer. Based on availability at time of purchase. Valid exclusively on KloraneUSA.com for US residents only. No cash value and cannot be used in conjunction with any other offer. Promotion not valid for use on kits. Promotion will not apply to prior purchases, shipping fees, or taxes. By redeeming the offer, you agree to these terms and conditions.