Robinson Pharma Inc. (RPI), Santa Ana, CA, has received confirmation that four of its joint health formulas manufactured in tablet form have been approved through the USP Dietary Supplement Verification Program. The products include Glucosamine HCL, Glucosamine HCL with MSM, Glucosamine with Chondroitin and Glucosamine, Chondroitin, MSM, with Vitamin D. The company has therefore earned authorization to use the USP Verified Mark on the product labels. The USP Verification Program is a rigorous, in-depth program involving auditing, product testing, document review and continuing surveillance activities; and covers compliance with Good Manufacturing Practice (GMP) regulations.