Any unopened bottle purchased directly from Houston Enzymes may be returned within 60 days of purchase for a full refund. Products are guaranteed to be active to the level stated on the label, within the stamped expiration date.

If your desired shipping method shows a cost of $99.99, the weight of your of order has exceeded our shipping calculator's maximum value. A more reasonable custom shipping rate will be calculated and applied to your order before your credit card is charged.

Dr. Houston would be happy to speak to your parent group at no charge. To invite Dr. Houston to your group, please email us at info@houston-enzymes.com.