Calculated Mean Content Values
Units |
Average |
Min |
Max |
Standard Deviation |
mg/100 g FW |
6.41e-03 |
4.00e-03 |
9.00e-03 |
1.65e-03 |
mol/100 g |
1.75e-08 |
1.09e-08 |
2.46e-08 |
4.51e-09 |
Values calculated by aggregating data from 9
different samples
from
4 unique
publications.
Aglycone Mean Content Values
Aglycone |
Units |
Average |
Min |
Max |
Standard Deviation |
Secoisolariciresinol |
mg/100 g FW |
6.41e-03 |
4.00e-03 |
9.00e-03 |
1.65e-03 |
mol/100 g |
1.75e-08 |
1.09e-08 |
2.46e-08 |
4.51e-09 |
Original Content Values Used to Produce Means
Milder I.E.J., Arts I.C.W., Van de Putte B., Venema D.P., Hollman P.C.H. (2005) Lignan contents of Dutch plant foods: a database including lariciresinol, pinoresinol, secoisolariciresinol and matairesinol. British Journal of Nutrition 93:393-402 PubMed (15877880)
Original Content Value |
Original Food Description |
Commercial Origin |
# of Samples Analyzed |
8.00e-03 mg/100 g FW
|
Lettuce (Lactuca sativa L.) |
yes |
3 |
9.00e-03 mg/100 g FW
|
Iceberg lettuce (Lactuca sativa L. cv capitata L.) |
yes |
3 |
Kuhnle G.G.C., Dell'Aquila C., Aspinall S.M., Runswick S.A., Joosen A.M.C.P., Mulligan A.A., Bingham S.A. (2009) Phytoestrogen content of fruits and vegetables commonly consumed in the UK based on LC-MS and 13C-labelled standards. Food Chemistry 116:542-54
Original Content Value |
Original Food Description |
Commercial Origin |
# of Samples Analyzed |
4.00e-03 mg/100 g FW
|
Lettuce, cos |
no |
5 |
7.00e-03 mg/100 g FW
|
Lettuce, iceberg |
no |
5 |
5.00e-03 mg/100 g FW
|
Lettuce, little gem |
no |
5 |
7.00e-03 mg/100 g FW
|
Lettuce, round |
no |
5 |
Thompson L.U., Boucher B.A., Liu Z., Cotterchio M., Kreiger N. (2006) Phytoestrogen content of foods consumed in Canada, including isoflavones, lignans, and coumestan. Nutrition and Cancer 54:184-201 PubMed (16898863)
Original Content Value |
Original Food Description |
Commercial Origin |
# of Samples Analyzed |
4.90e-03 mg/100 g FW
|
Lettuce, romaine hearts, raw |
yes |
1 |
Kuhnle G.G.C., Dell'Aquila C., Aspinall S.M., Low Y.-L., Kussmaul M., Bingham S.A. (2007) Extraction and quantification of phytoestrogens in foods using automated solid-phase extraction and LC/MS/MS. Analytical Chemistry 79:9234-9239 PubMed (17975893)
Original Content Value |
Original Food Description |
Commercial Origin |
# of Samples Analyzed |
7.40e-03 mg/100 g FW
|
Lettuce (Iceberg), raw |
no |
1 |
7.55e-03 mg/100 g FW
|
Lettuce (round), raw |
no |
1 |