Data Views Plants (>= 1 Chemical): 628 All Chemicals: 2 CSV Excel PDF Click on column headings to sort table by that column Chemical Dosage References ASCORBIC-ACID --Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp. ZINC --Let's Live, May 1989. *Unless otherwise noted all references are to Duke, James A. 1992. Handbook of phytochemical constituents of GRAS herbs and other economic plants. Boca Raton, FL. CRC Press.