Calculated Mean Content Values

Units Average Min Max Standard Deviation
mg/100 g FW 9.51 4.04 20.19 4.07
mol/100 g 9.85e-06 4.19e-06 2.09e-05 4.22e-06

Values calculated by aggregating data from 29 different samples from 2 unique publications.

Aglycone Mean Content Values

Aglycone Units Average Min Max Standard Deviation
Patuletin mg/100 g FW 3.27 1.39 6.95 1.40
mol/100 g 3.39e-06 1.44e-06 7.21e-06 1.45e-06
Ferulic acid mg/100 g FW 1.91 0.81 4.06 0.82
mol/100 g 1.98e-06 8.43e-07 4.21e-06 8.49e-07

Original Content Values Used to Produce Means

Gil M.I., Ferreres F., Tomas-Barberan F.A. (1999) Effect of postharvest storage and processing on the antioxidant constituents (flavonoids and vitamin C) of fresh-cut spinach. Journal of Agricultural and Food Chemistry 47:2213-2217 PubMed (10794612)
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
5.50 mg/100 g FW Fresh-cut spinach - Initial yes 1
6.60 mg/100 g FW Fresh-cut spinach - Air 7 days 10°C no 1
5.60 mg/100 g FW Fresh-cut spinach - Modified atmosphere packaging no 1
Howard L.R., Pandjaitan N., Morelock T., Gil M.I. (2002) Antioxidant capacity and phenolic content of spinach as affected by genetics and growing season. Journal of Agricultural and Food Chemistry 50:5891-5896 PubMed (12358455)
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
13.08 mg/100 g FW Spinach - Advanced breeding line - Spring 2000 - 86-70 no 1
10.23 mg/100 g FW Spinach - Advanced breeding line - Spring 2000 - 88-130 no 1
6.88 mg/100 g FW Spinach - Advanced breeding line - Spring 2000 - 88-212 no 1
10.58 mg/100 g FW Spinach - Advanced breeding line - Spring 2000 - 88-354 no 1
11.84 mg/100 g FW Spinach - Advanced breeding line - Spring 2000 - 90-198 no 1
12.61 mg/100 g FW Spinach - Advanced breeding line - Spring 2000 - 90-252 no 1
9.34 mg/100 g FW Spinach - Advanced breeding line - Spring 2000 - 90-276 no 1
19.72 mg/100 g FW Spinach - Advanced breeding line - Spring 2000 - 91-227 no 1
12.59 mg/100 g FW Spinach - Advanced breeding line - Spring 2000 - 91-248 no 1
7.28 mg/100 g FW Spinach - Advanced breeding line - Spring 2000 - 91-415 no 1
5.80 mg/100 g FW Spinach - Advanced breeding line - Spring 2000 - 97-139 no 1
20.19 mg/100 g FW Spinach - Advanced breeding line - Spring 2000 - 97-152 no 1
6.57 mg/100 g FW Spinach - Advanced breeding line - Spring 2000 - 97-154 no 1
11.04 mg/100 g FW Spinach - Advanced breeding line - Spring 2000 - 97-165 no 1
9.95 mg/100 g FW Spinach - Advanced breeding line - Spring 2000 - 97-173 no 1
4.96 mg/100 g FW Spinach - Commercial cultivars - Spring 2000 - Avon no 1
4.24 mg/100 g FW Spinach - Commercial cultivars - Spring 2000 - Bolero no 1
5.26 mg/100 g FW Spinach - Commercial cultivars - Spring 2000 - Coho no 1
9.14 mg/100 g FW Spinach - Commercial cultivars - Spring 2000 - DMC 6609 no 1
10.54 mg/100 g FW Spinach - Commercial cultivars - Spring 2000 - F380 no 1
10.22 mg/100 g FW Spinach - Commercial cultivars - Spring 2000 - Fallgreen no 1
13.31 mg/100 g FW Spinach - Commercial cultivars - Spring 2000 - Ozarka II no 1
10.11 mg/100 g FW Spinach - Commercial cultivars - Spring 2000 - Samish no 1
12.14 mg/100 g FW Spinach - Commercial cultivars - Spring 2000 - San Juan no 1
6.36 mg/100 g FW Spinach - Commercial cultivars - Spring 2000 - St. Helens no 1
4.04 mg/100 g FW Spinach - Commercial cultivars - Spring 2000 - Wintergreen no 1