Allergy Research Group as the name suggests produces hypoallergenic products that are on the cutting-edge of the supplement market. This company has been around for more than thirty years and has made a name for themselves. Their products are used by physicians and other healthcare providers around the globe to supply nutritional requirements for their patients. Allergy Research Group was one of the first companies to market truly hypoallergenic products needed by patients who have sensitivities to a number of ingredients. They use only the purest of raw materials and have rigid quality control procedures and are licensed by the California Department of Health Services Food and Drug Branch.