1. Somer, E, The Essential Guide to Vitamins and Minerals, p.77, 1992

2. Johnson, NE, et al., American Journal of Clinical Nutrition, vol. 42, p. 12, July 1985

3. Altura, BM, Medical Hypotheses, vol. 5, p. 843, 1979

4. Iseri, Western Journal of Medicine, vol. 138, p. 1001, 1975

5. Altura, BM, et al., Science, vol. 221, p. 376, July 22, 1983

6. Goldberg, P, et al., Natural Sleep (How to Get Your Share), pp. 111 & 249, 1978

7. Cooper, AJ, Psychopharmacology, vol. 61, pp. 97-102, 1979

8. Somer, E, The Essential Guide to Vitamins and Minerals, p. 49, 1992

9. Adams, PW, et al., Lancet, vol. 1, p. 897, April 28, 1973

10. Straube, C, Therapie der Gegenwort, vol. 107, pp. 555-562, 1968

11. Boeters, V, Muenchener Medizinische Wochenschrift, vol. 37, pp. 1873-1876, 1969

12. Weiner, M, Weiner's Herbal, p. 149, 1992

13. Ambuhl, H, "Anatomische und chemische untersucungen an Passiflor incarnata", Dissertation Number 3830 ETH, Zurich, 1966

14. Wohlfart, R, et al., Planta Medica, vol. 48, pp. 120-123, 1983

15. Stocker, H, Schweizer Braverei Rundschau, vol. 78, p. 80, 1967

16. Wohlfart, R, et al., Planta Medica, vol. 45, p. 224, 1982

17. Usow, T, Farmakologiia i Toksilogiia, vol. 21, no. 2, pp. 31-34, 1958

18. Shibata, S, et al., Yokugaku Zasshi, vol. 80, pp. 620-624, 1960

19. Usow, T, Farmakologiia i Toksilogiia, vol. 21, no. 2, pp. 31-34, 1958

20. Mowrey, DB, The Scientific Validation of Herbal Medicine, p. 193, 1986

21. Weiner, M, Weiner's Herbal, p. 94, 1992

22. Christiansen, L, et al., Journal of Abnormal Psychology, vol. 94, pp. 565-579, 1985

23. Salzer, HR, Journal of the National Medical Association, vol. 58, no. 1, pp. 12-17, 1966

24. Quillin, P, Healing Nutrients, p. 213, 1987

25. Ross, DM, et al., Hyperactivity, p. 3, 1982

26. Fredericks, C, Carlton Fredericks' Nutrition Guide, p. 91, 1982

27. Lowenstein, FW, Bibliotheca Nutrito et Dieta, vol. 30, 1981

28. Quillin, P, Healing Nutrients, p. 219, 1987

29. Hale, F, Biological Psychiatry, vol. 17, p. 125, 1983

30. Cornwell, N, et al., Clinical Pharmacology, vol. 41, p. 201, 1987

31. Sato, Y, et al., International Journal of Sports Medicine, vol. 7, p. 307, 1986

32. Nutrition and Mental Health: Hearings Before the Select Committee on Nutrition and Human Needs of the United States Senate, Parker House, Berkely, Ca, p. 70, 1980

33. Taylor, CB, et al., Public Health Reports, vol. 100, no. 2, p. 195, 198