To purchase XYMOGEN products you must have purchased the product from us previously OR already be an established patient. If you've never purcahsed from us and are intereseted in buying, please send a message and we can work on getting you approval from our medical director. THANK YOU! customerservice@seabrookwellness.com Also, if you prefer to order direct from Xymogen, we can assit you with the code necessary to do so!