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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
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Spermigenic

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List of activity chemicals.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Chemical Name Dosage Reference
ARGININE 4 g/day Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.
PIPERINE *
ZINC 60 mg/day Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.
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List of Activity Plants.
Click on column headings to sort table by that column.
Plant Name Common Name Chemical Count Total Parts Per Million
Juglans regia English Walnut 2 30
Juncus effusus Rush 1 38
Juniperus communis Common Juniper; Juniper 1 0
Juniperus virginiana Red Cedar 1 317
Jussiaea repens Jussiaeae Herba; Pond Dragon 1 80
Lablab purpureus Bonavist Bean; Hyacinth Bean; Lablab Bean 2 58, 374
Lactuca sativa Lettuce 2 12, 807
Lagenaria siceraria Calabash Gourd; White-Flowered Gourd 2 6, 594
Larrea tridentata Chaparral; Creosote Bush 2 6, 200
Lens culinaris Lentil 2 44, 861
Lentinus edodes Shiitake 1 0
Lepidium meyenii Maca; Peruvian Ginseng 2 19, 956
Ligustrum japonicum Japanese Privet; Ligustri Fructus 1 48
Ligustrum lucidum Chinese Privet; Glossy Privet; Ligustri Fructus; Privet; White Waxtree 1 120
Linum usitatissimum Flax; Linseed 2 311.1080000400543
Lippia javanica Lemon Bush; Umsuzwane (Zulu) 1 0
Liquidambar styraciflua American Styrax; Sweetgum 1 676
Lobelia inflata Indian Tobacco; Lobelia 1 0.800000011920929
Lonicera japonica Japanese Honeysuckle 1 21
Lophatherum gracile Dan Zhu Ye 1 25