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

Biological Activity Sunscreen

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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
FERULIC-ACID Chemical Marketing Reporter; a weekly tabloid, 9/10/92.
FRAXETIN IC95=20 mg/l Lazarova*, G., Kostova, I., Neychev, H. 1992. Photodynamic damage prevention by some hydroxycoumarins. Fitoterapia 64(2): 134-136, 1993.
FRAXETIN IC98=50 mg/l Lazarova*, G., Kostova, I., Neychev, H. 1992. Photodynamic damage prevention by some hydroxycoumarins. Fitoterapia 64(2): 134-136, 1993.
FRAXIN IC23=20 mg/l Lazarova*, G., Kostova, I., Neychev, H. 1992. Photodynamic damage prevention by some hydroxycoumarins. Fitoterapia 64(2): 134-136, 1993.
FRAXIN IC73=50 mg/l Lazarova*, G., Kostova, I., Neychev, H. 1992. Photodynamic damage prevention by some hydroxycoumarins. Fitoterapia 64(2): 134-136, 1993.
GLABRIDIN *
LAWSONE 0.25% *
OPC *
OPCS *
P-AMINOBENZOIC-ACID 5-15% Martindale's 28th
P-AMINOBENZOIC-ACID IC47=2.5 mg/l Lazarova*, G., Kostova, I., Neychev, H. 1992. Photodynamic damage prevention by some hydroxycoumarins. Fitoterapia 64(2): 134-136, 1993.
P-AMINOBENZOIC-ACID IC93=25 mg/l Lazarova*, G., Kostova, I., Neychev, H. 1992. Photodynamic damage prevention by some hydroxycoumarins. Fitoterapia 64(2): 134-136, 1993.
P-AMINOBENZOIC-ACID IC95=5 mg/l Lazarova*, G., Kostova, I., Neychev, H. 1992. Photodynamic damage prevention by some hydroxycoumarins. Fitoterapia 64(2): 134-136, 1993.
PABA IC47=2.5 mg/l Lazarova*, G., Kostova, I., Neychev, H. 1992. Photodynamic damage prevention by some hydroxycoumarins. Fitoterapia 64(2): 134-136, 1993.
PABA IC93=25 mg/l Lazarova*, G., Kostova, I., Neychev, H. 1992. Photodynamic damage prevention by some hydroxycoumarins. Fitoterapia 64(2): 134-136, 1993.
PABA IC95=5 mg/l Lazarova*, G., Kostova, I., Neychev, H. 1992. Photodynamic damage prevention by some hydroxycoumarins. Fitoterapia 64(2): 134-136, 1993.
PARA-AMINOBENZOIC-ACID (PABA) *
PROCYANIDIN-A-2 *
PROCYANIDINS *
PROPYL-GALLATE Martindale's 28th
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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
Symphytum officinale Comfrey 3 45, 500
Syringa vulgaris Lilac 1 0
Syzygium aromaticum Clove; Clovetree 1 42
Tagetes patula French Marigold 2 0
Tanacetum vulgare Tansy 3 0
Taraxacum officinale Dandelion 4 0
Taxus baccata Common Yew 2 17.59999942779541
Tecoma stans Yellow Elder 2 0
Tephrosia purpurea Purple Tephrosia; Wild Indigo 1 0
Terminalia arjuna Arjun; Arjuna 1 1, 006
Terminalia bellirica Beleric Myrobalan; Bahera; Myrobalan Belleric; Myrobalan; Belleric 1 0
Terminalia catappa Indian Almond; Tropical Almond; Malabar Almond 1 0
Terminalia chebula Ink Nut; Myrobalan; Black Myrobalan; Chebulic Myrobalan 2 4, 276
Terminalia ivorensis Idigbo; Emire; Blackbark; Black Afara; Brimstonewood; Satinwood; Shinglewood 1 0
Terminalia pallida 1 0
Teucrium chamaedrys Wall Germander 2 200
Teucrium polium Golden Germander 1 0
Teucrium scordium Water Germander 2 0
Teucrium scorodonia Germander; Wood Germander 2 120, 000
Theobroma cacao Cacao 6 80, 000