United-Guardian, Inc. (United), through its Guardian Laboratories Division (Guardian), manufactures and markets cosmetic ingredients, personal care products, pharmaceuticals, medical and health care products, and specialty industrial products. The Company also conducts research and development, primarily related to the development of cosmetic and personal care products. The Company’s two product lines are the LUBRAJEL line of cosmetic ingredients and medical lubricants, which accounted for approximately 78% of the Company's sales during the year ended December 31, 2010, and its RENACIDIN IRRIGATION (RENACIDIN), a pharmaceutical product that accounted for approximately 17% of its sales during 2010. Its products are marketed through collaborative agreements with larger companies. The Company's products are sold under trademarks or trade names owned by the Company.