Dr. Mark Stengler and Emerald Laboratories® Emerald Laboratories is formulated by Dr. Mark Stengler, Author of “Prescription for Natural Cures.” All products used by Dr. Stengler in his medical practice in La Jolla,
Dr. Mark Stengler and Emerald Laboratories® Emerald Laboratories is formulated by Dr. Mark Stengler, Author of “Prescription for Natural Cures.” All products used by Dr. Stengler in his medical practice in La Jolla,