Soiken Holdings Inc. engages in the development of biomarkers and assessment systems. Its operates through the following segments: Evaluation and Testing Biomarker Development, Pharmaceutical Clinical Research Support, Healthcare Support, Cosmetics, Dietary Supplements, and Functional Material Development. The Evaluation and Testing Biomarker Development segment performs clinical evaluation tests on the function and safety of food. It also does clinical research support of pharmaceutical products. The Healthcare Support segment offers services on health guidance and health insurance. The Cosmetics segment produces and sells cosmetics. The Dietary Supplements segment sells health supplements that include Imida Peptide. The Functional Material Development segment develops and sales functional materials that include lactoferrin. The company was founded by Osami Kajimoto in July 1994 and is headquartered in Osaka, Japan.