Glycemic Research Laboratories clinical trials are approved by the appropriate Review Boards, and include diabetics, non-diabetics, overweight, and obese subjects. Glycemic Research Laboratories conducts clinical glycemic index testing for clients in the United States, and worldwide. The Glycemic Research Institute® Certification Marks are legally authorized to make a clinical statement, such as LOW GLYCEMIC" or 'DIABETIC FRIENDLY" or "LOW CEPHALIC INDEX" or "KID FRIENDLY" or "NATURAL BEVERAGE" on an FDA label for a commercial food, Nutraceutical, beverage, or Pharmaceutical product. Any Certification mark statement representing a clinical claim must be backed by Human In Vivo Clinical Trials per FDA CFR 21 guidelines and per the Clinical Trials Guidelines submitted by the organization licensed to use said Certification Mark.