Secondly, USANA adopts the highest production standard, the American Pharmaceutical Standard (GMP standard) to ensure the accuracy of ingredients, which is very rare in other brands of nutrition products. (GMP standard is a quality management standard only used in drug production, which is formulated to ensure the quality of drugs. GMP includes all requirements, from workshop to ground, equipment, personnel and training, sanitation, air and water purification, production and documentation to final inspection. The actual content of drugs produced according to GMP standards must be exactly the same as that indicated on the label. Because too much medicine will kill people, and not enough medicine will not cure the disease. USANA adopts such strict standards. )
Third, USANA has authoritative credibility. Doctor's guide, North American assessment and many testimonies. Due to the high quality of USANA products, its products have been included in the doctor's guide of all countries and regions such as the United States, Britain, Canada, Australia, New Zealand, Hongkong and Taiwan Province Province. , is a necessary reference book for doctors. A product needs a lot of clinical verification if it wants to enter the doctor's guide. Therefore, USANA products are not only trusted by ordinary consumers, but also recommended by a large number of doctors. All USANA optimizer products have entered the doctor's guide in Hong Kong, which is a very good witness.