Flavan-3-ol monomer

Proanthocyanidins (mg/gfw)

Grape materials

(mg/gfw)

Oligomer

Polymer

Muscat Bailey A

1.7

a

6.3

a

25.8

a

Skin

V. coignetiae

2.0

a

4.3

a

21.4

a

V. ficifolia var. ganebu

2.6

a

27.5

b

121.8

b

Muscat Bailey A

35.0

b

87.1

b

119.0

b

Seed

V. coignetiae

15.8

a

31.7

a

68.5

ab

V. ficifolia var. ganebu

5.4

a

14.8

a

51.4

a