Spi Pharma, 40 Cape Henlopen Dr, Lewes, DE 19958, US

Established in 1976, Tishcon Corporation is one of a few manufacturers of vitamin and health products that manufacture its product totally in house. Its line includes vitamin and health supplements, which consist of tablets, soft gels, hard gelatin capsules and powders. The company also offers generic and proprietary products, stocking and display guidance, product information and market research, packaging and labeling and prepackaged consumer promotions. Tishcon Corporation has a location in Salisbury, Md.