Allergy Research Group is one of the very first allergy oriented, hypoallergenic nutritional supplement companies and was founded in 1979 by Stephen Levine, Ph.D., a biochemist from UC Berkeley. For almost 30 years, Dr. Levine has dedicated himself to the latest research and the passionate pursuit of cutting-edge nutritional supplements. Most products are made with Vegetarian Capsules,or in the process of changing over.