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

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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
ACETALDEHYDE ID50=43 ug/ml *
ANACARDIC-ACID *
ANISALDEHYDE ID50=320 uM *
ANISALDEHYDE ID50=380-970 uM *
ANISALDEHYDE ID50=0.32 mM *
ANISE-ALCOHOL ID50=5,300 uM *
ANISIC-ACID ID50=680 uM *
ANISOLE ID50=7,100 uM *
ARBUTIN IC50=40 uM *
BENZALDEHYDE ID50=820 uM *
BENZALDEHYDE ID50=87 ug/ml *
BENZALDEHYDE ID50=0.82 mM *
BENZALDEHYDE ID50=830 uM *
BENZOIC-ACID ID50=710 uM *
BENZOIC-ACID ID50=640 uM *
CINNAMALDEHYDE ID50=970 uM *
CINNAMALDEHYDE ID50=129 ug/ml *
CINNAMIC-ACID ID50=700 uM *
CITRAL ID50=1.5 mM *
CITRAL ID50=1,500 uM *
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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
Albizia lebbeck East Indian Walnut; Siris Tree; Frywood; Koko; Lebbek; Lebbek Tree; Women's-Tongue Tree 3 0
Allium ampeloprasum Elephant Garlic; Kurrat 1 0
Allium cepa Onion; Shallot 4 131, 284
Allium sativum var. sativum Garlic 5 258
Allium schoenoprasum Chives 3 85
Aloe vera Bitter Aloes; Aloe 2 0
Aloysia citrodora Lemon Verbena 1 5, 460
Alpinia officinarum Lesser Galangal; Chinese Ginger 2 0
Althaea officinalis Marshmallow; White Mallow 4 0
Ammi majus Bishop's Weed 1 0
Ammi visnaga Visnaga 3 0
Anacardium occidentale Cashew 2 0
Ananas comosus Pineapple 2 731.3999999761581
Anastatica hierochuntica Jericho Rose 1 0
Anemarrhena asphodeloides Chih-Mu; Zhi-Mu 1 0
Anemone pulsatilla Pasque Flower 2 0
Anethum graveolens Dill; Garden Dill 3 32
Angelica archangelica Garden Angelica; Angelica; Wild Parsnip 1 0
Aniba rosaeodora Bois-De-Rose; Cayenne Rosewood 2 8, 400
Anisomeles malabarica Malabar Catmint 1 0