All Probulinproducts are formulated by board certified Naturopathic Doctor Jason Mitchell along with prominent gastroenterologist, award winning author, of Probiotics For Dummies, Dr. Shekhar Challa. We at Probulin® pride ourselves in producing the highest quality probiotic supplements featuring the patented & scientifically studied MAKTrek 3-D Probiotic Delivery System & Probiotic Skin Therapy products featuring the scientifically studied ProbuSkin Probiotic topical technology. Probulin represents major advancements in digestive health by ushering in "The Next Generation in Probiotics!"